APA (7th ed.) Citation

Warwick, R., & Jensen, P. E. (1990). Using OCLC: A how-to-do-it manual for librarians. Neal-Schuman.

Chicago Style (17th ed.) Citation

Warwick, Robert, and Patricia E. Jensen. Using OCLC: A How-to-do-it Manual for Librarians. New York [etc.]: Neal-Schuman, 1990.

MLA (9th ed.) Citation

Warwick, Robert, and Patricia E. Jensen. Using OCLC: A How-to-do-it Manual for Librarians. Neal-Schuman, 1990.