Dyfyniad APA

Sommerville, I. (2001). Software engineering (5th ed.). Addison Wesley.

Dyfyniad Arddull Chicago

Sommerville, Ian. Software Engineering. 5th ed. Massachusetts: Addison Wesley, 2001.

Dyfyniad MLA

Sommerville, Ian. Software Engineering. 5th ed. Addison Wesley, 2001.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.