APA (7th ed.) Citation

Winchell, C. M. 1. (1967). Guide to reference books (8th ed.). American Library Association.

Chicago Style (17th ed.) Citation

Winchell, Constance Mabel 1896. Guide to Reference Books. 8th ed. Chicago: American Library Association, 1967.

MLA (9th ed.) Citation

Winchell, Constance Mabel 1896. Guide to Reference Books. 8th ed. American Library Association, 1967.

Warning: These citations may not always be 100% accurate.