APA (7th ed.) Citation

Walford, A. J. (1973). Guide to reference material (3d ed.). Library Association.

Chicago Style (17th ed.) Citation

Walford, Albert John. Guide to Reference Material. 3d ed. [London]: Library Association, 1973.

MLA (8th ed.) Citation

Walford, Albert John. Guide to Reference Material. 3d ed. Library Association, 1973.

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