Dyfyniad APA

Sommerville, I. (2004). Software engineering. New York: Addison Wesley.

Dyfyniad Arddull Chicago

Sommerville, Ian. Software Engineering. New York: Addison Wesley, 2004.

Dyfyniad MLA

Sommerville, Ian. Software Engineering. New York: Addison Wesley, 2004.

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