APA (7th ed.) Citation

Palmer, R. C. (1987). Online reference and information retrieval (2nd edition.). Libraries Unlimited.

Chicago Style (17th ed.) Citation

Palmer, Roger C. Online Reference and Information Retrieval. 2nd edition. Littleton, Colo.: Libraries Unlimited, 1987.

MLA (9th ed.) Citation

Palmer, Roger C. Online Reference and Information Retrieval. 2nd edition. Libraries Unlimited, 1987.

Warning: These citations may not always be 100% accurate.