APA (7th ed.) Citation

Mudge, I. G., & Winchell, C. M. (1936). Guide to reference books. American Library Association.

Chicago Style (17th ed.) Citation

Mudge, Isadore Gilbert, and Constance Mabel Winchell. Guide to Reference Books. Chicago: American Library Association, 1936.

MLA (9th ed.) Citation

Mudge, Isadore Gilbert, and Constance Mabel Winchell. Guide to Reference Books. American Library Association, 1936.