एपीए उद्धरण

Alan Clarke. (2004). E-learning skills. New York: Palgrave MacMillan.

शिकागो स्टाइल उद्धरण

Alan Clarke. E-learning Skills. New York: Palgrave MacMillan, 2004.

एमएलए उद्धरण

Alan Clarke. E-learning Skills. New York: Palgrave MacMillan, 2004.