एपीए उद्धरण

(2009). Logic Building with C (photo). American: Aptech Worldwide.

शिकागो स्टाइल उद्धरण

Logic Building With C (photo). American: Aptech Worldwide, 2009.

एमएलए उद्धरण

Logic Building With C (photo). American: Aptech Worldwide, 2009.