Cita APA (7a ed.)

Sommerville, I. (1985). Software engineering (2nd ed.). Addison-Wesley.

Cita Chicago Style (17a ed.)

Sommerville, Ian. Software Engineering. 2nd ed. Wokingham [etc.]: Addison-Wesley, 1985.

Cita MLA (9a ed.)

Sommerville, Ian. Software Engineering. 2nd ed. Addison-Wesley, 1985.