एपीए उद्धरण

Georges Gregory. (2002). 50 Fast Photoshop 7 Techniques(photocopy). American: Wiley.

शिकागो स्टाइल उद्धरण

Georges Gregory. 50 Fast Photoshop 7 Techniques(photocopy). American: Wiley, 2002.

एमएलए उद्धरण

Georges Gregory. 50 Fast Photoshop 7 Techniques(photocopy). American: Wiley, 2002.