Walford's guide to reference material /
edited by A. J. Walford, with the assistance of Anthony P. Harvey and H. Drubba.

APA Citation

Walford, A. J. (Albert John)., Drubba, H., Harvey, A. P. (1980). Walford's guide to reference material. 4th ed. London: Library Association.

MLA Citation

Walford, A. J. (Albert John), H Drubba, and Anthony P Harvey. Walford's Guide to Reference Material. 4th ed. London: Library Association, 1980.

Warning: These citations may not always be complete (especially for serials).