| A | B |
| fly leaf | the blank sheet at the beginning or end of a book |
| fixed field data | Data in a MARC record where the size of the field is preset |
| filing indicator | The indicator for how many spaces are to be ignored 245 14 4 are to be ignored at beginning of title |
| foreword | Brief statement of the reasons for the book |
| frequency | Interval between issues of a serial |
| frontispiece | Illustration facing or preceding the title page |
| format | appearance and makeup of a book; physical type of an av item; physical organization of a catalog |
| GMD | general material designation (broad category of material to which an item belongs) |
| hand cover | Bound in cloth or paper covered boards |
| impression | all copies of an edition of a work printed at one time |
| imprint | publication details -- place, publisher, data of publication |
| initial article | Word that introduces a noun at the beginning of a title (a, an, the) |
| integrating resource | a bib resource that is changed by being updated and may continue indefinitely |
| ISMN | International Standard Music Number |
| ISSN | International Standard Serial Number |
| issue | a single copy of a serial title |
| iteration | an instance of an integrating resource, such as a website on a certain date |
| joint author | a writer who collaborates with one or more others in the preparation of a work |
| kit | an item containing more than one kind of material, none of which is predominant |
| journal | Periodical issued by an institution or other group |