Gaya APA

Gifford, C., Sommerville, I. (2003). Software Engineering Rekayasa Perangkat Lunak Jilid 1 (Ed. 6). Jakarta: Erlangga.

Gaya MLA

Gifford, Clive., Sommerville, Ian. "Software Engineering Rekayasa Perangkat Lunak Jilid 1". Ed. 6 Jakarta: Erlangga, 2003. Text.