APA (7th ed.) Citation

Walford, A. J. (1989). Walford's guide to reference material, volume 1: Science and technology (5th ed.). Library Association.

Chicago Style (17th ed.) Citation

Walford, A. J. Walford's Guide to Reference Material, Volume 1: Science and Technology. 5th ed. London: Library Association, 1989.

MLA (9th ed.) Citation

Walford, A. J. Walford's Guide to Reference Material, Volume 1: Science and Technology. 5th ed. Library Association, 1989.