Sommerville, I. (2011). Software engineering (9th ed.). Pearson.
Cita Chicago Style (17a ed.)Sommerville, Ian. Software Engineering. 9th ed. Boston ; New Delhi: Pearson, 2011.
Cita MLA (8a ed.)Sommerville, Ian. Software Engineering. 9th ed. Pearson, 2011.
Precaución: Estas citas no son 100% exactas.