The shelves on which the library's materials are stored. The plural, stacks, is often used. See also Range , Shelving . Style manuals - Publications listing and describing specific guidelines for writing research articles, essays, and bibliographies. Many professional fields have their own style manuals.
Style manuals are also important because they insure consistency among publications.
Two examples of style manuals would be the APA Publication Manual and the MLA Handbook . Subject headings - words or phrases assigned to books and articles and used to index these items by topic. Determining the correct headings for a specific database or catalog is an important part of effective research. Subject headings are also known as descriptors . See also Thesaurus .