Tips for Subject Searches - Library of Congress Scope note for Islam This scope note includes valuable advice and information about how the Library of Congress assigns subject headings to Islam. Since virtually all academic libraries use LC subject headings, this advice will apply when you search any academic library catalog by subject.
Question mark finds islam, islamic etc.
Use OR to include synonymous words or concepts. Be alert to alternate spellings. Use AND to narrow a search. Operators must be in caps. Quotes can be used to search a phrase.