APA (7th ed.) Citation

Sommerville, I., & Sawyer, P. (1997). Requirements engineering : a good practice guide / Ian Sommerville and Pete Sawyer: A good practice guide. Wiley.

Chicago Style (17th ed.) Citation

Sommerville, Ian, and Pete Sawyer. Requirements Engineering : A Good Practice Guide / Ian Sommerville and Pete Sawyer: A Good Practice Guide. Chichester: Wiley, 1997.

MLA (9th ed.) Citation

Sommerville, Ian, and Pete Sawyer. Requirements Engineering : A Good Practice Guide / Ian Sommerville and Pete Sawyer: A Good Practice Guide. Wiley, 1997.

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