APA (7th ed.) Citation

Sheehy, E. P. (1976). Guide to reference books (9. ed.). American Library Assoc.

Chicago Style (17th ed.) Citation

Sheehy, Eugene P. Guide to Reference Books. 9. ed. Chicago: American Library Assoc, 1976.

MLA (9th ed.) Citation

Sheehy, Eugene P. Guide to Reference Books. 9. ed. American Library Assoc, 1976.