APA Style
Software-Engineering-9th-Edition-by-Ian-Sommerville. (2011).
:
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Chicago Style
Software-Engineering-9th-Edition-by-Ian-Sommerville.
9th.
:
,
2011.
Text.
MLA Style
Software-Engineering-9th-Edition-by-Ian-Sommerville.
9th.
:
,
2011.
Text.
Turabian Style
Software-Engineering-9th-Edition-by-Ian-Sommerville.
:
,
2011.
Print.