APA (7th ed.) Citation

Sheehy, E. P., & Balay, R. (1992). Guide to reference books: Covering materials from 1985-1990. American Library Association.

Chicago Style (17th ed.) Citation

Sheehy, Eugene P., and Robert Balay. Guide to Reference Books: Covering Materials from 1985-1990. Chicago: American Library Association, 1992.

MLA (8th ed.) Citation

Sheehy, Eugene P., and Robert Balay. Guide to Reference Books: Covering Materials from 1985-1990. American Library Association, 1992.