APA (7th ed.) Citation

Mudge, I. G., Sheehy, E. P., & Winchell, C. M. (1967). Guide to reference books (8th ed.). American Library Association.

Chicago Style (17th ed.) Citation

Mudge, Isadore Gilbert, Eugene P. Sheehy, and Constance M. Winchell. Guide to Reference Books. 8th ed. Chicago: American Library Association, 1967.

MLA (9th ed.) Citation

Mudge, Isadore Gilbert, et al. Guide to Reference Books. 8th ed. American Library Association, 1967.