Dyfyniad APA

Sommerville, I. (2019). Software Engineering (9th.). Pearson.

Dyfyniad Arddull Chicago

Sommerville, Ian. Software Engineering. 9th. New Delhi: Pearson, 2019.

Dyfyniad MLA

Sommerville, Ian. Software Engineering. 9th. Pearson, 2019.

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