Sommerville, I. (2017). Software Engineering (10th ed.). Pearson.
Chicago Style (17th ed.) ZitazioaSommerville, Ian. Software Engineering. 10th ed. Uttar Pradesh: Pearson, 2017.
MLA (9th ed.) ZitazioaSommerville, Ian. Software Engineering. 10th ed. Pearson, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.