APA (7th ed.) Citation

Perry, W. E. (1983). A structured approach to systems testing. QED Information Sciences.

Chicago Style (17th ed.) Citation

Perry, William E. A Structured Approach to Systems Testing. Wellesley, Mass.: QED Information Sciences, 1983.

MLA (9th ed.) Citation

Perry, William E. A Structured Approach to Systems Testing. QED Information Sciences, 1983.