APA (7th ed.) Citation

Hetzel, W. C. (1984). The complete guide to software testing (1. publ.). Collins.

Chicago Style (17th ed.) Citation

Hetzel, William C. The Complete Guide to Software Testing. 1. publ. London: Collins, 1984.

MLA (9th ed.) Citation

Hetzel, William C. The Complete Guide to Software Testing. 1. publ. Collins, 1984.