I t are hopeless now to learn a library log, sit-in a collection fulfilling, if you don’t keeps an informal talk with most other librarians rather than hearing the latest phrases “MARC structure,” “MARC facts,” otherwise “MARC-suitable.” Of numerous collection masters have not had a way to take formal courses detailing the important subjects off collection automation and character away from MARC, but really automatic library systems are a fundamental element of its libraries.
Which booklet will show you — throughout the simplest conditions you are able to — exactly what a beneficial MARC record is actually, and it surely will supply the earliest information wanted to know and you may have a look at a good MARC expert list. A partner file, Understanding MARC Bibliographic, focuses primarily on the new MARC bibliographic checklist.
How much does MARC Mean?
Machine-readable: “Machine-readable” means that a computer, can also be comprehend and understand the details from inside the accurate documentation. The next users will show you as to why this is very important and just how it is permitted.
Cataloging checklist: Cataloging records come into two types: 1) Bibliographic records, that have factual statements about a book, serial, sound recording, videorecording, etc., and you will dos) Expert details, which contain standardized models to own brands, headings, and you can subjects which can be placed on bibliographic details and supply get across recommendations in catalogs. Knowledge MARC Bibliographic makes reference to the initial kind of, it booklet relates to another.
MARC Power Number: MARC power ideas secure the standard forms of names for people, corporate bodies (such as, communities, organizations, associations, etc.), conferences, headings, and you can victims. This way, power suggestions provide authority manage . Authority manage setting setting-up a recognized mode having an organization title and using you to definitely means whenever the name’s requisite since an access point for the a bibliographic list.
Including, if you featured on your library’s on the internet list with the popular book, “This new Adventures away from Tom Sawyer,” from the Draw Twain, you can recover another bibliographic record display:
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The writer and Subject records (showcased over) is actually managed, acknowledged forms of name and topic titles which might be within Cologne women for marriage separate power records and you can put as accessibility things regarding bibliographic record.
In the place of expert handle, in search of style of courses within the a big collection directory was like selecting a beneficial needle inside a great haystack!
It is important to note that the newest elements away from a name, or topic heading within the an expert list lies in generally recognized cataloging and you may thesaurus-building conventions. The fresh MARC 21 expert record simply holds or carries these types of titles for usage within the library solutions. Ergo, it generally does not by itself place the rules having formulating label otherwise topic titles.
It is also important to keep in mind that as opposed to bibliographic facts, power information do not represent materials for the an effective library’s collection. Rather, he is devices employed by librarians to attain consistency among bibliographic suggestions and offer a linking build to possess associated brands and subjects when you look at the a collection — for this reason tossing the newest index to simply help profiles to locate info.
1) Headings, 2) Get across recommendations, and you can step three) Cards. (MARC authority info tend to in addition to consist of more details.) Regardless of if these components was revealed temporarily lower than, also chatted about regarding the rest of that it booklet.
1) Heading: The fresh standardized “authoritative” sorts of a name, topic, otherwise term which is used for accessibility things to the bibliographic ideas. The purpose of having fun with standard names and you can sufferers with the bibliographic suggestions will be to assist related records become recovered to one another.
2) Cross records: Records one head a user off a version variety of good term or subject to the new official function (this can be entitled a get site) otherwise from formal means to another formal function while they try pertaining to one another (this is certainly named a have plus reference). To own MARC authority ideas, the fresh new recommendations was transmitted otherwise “traced” towards the listing towards specialized heading.
