एपीए उद्धरण

Pamels J Sharpe. (1989). How to prepare for the TOEFL. New York: Barron.

शिकागो स्टाइल उद्धरण

Pamels J Sharpe. How to Prepare for the TOEFL. New York: Barron, 1989.

एमएलए उद्धरण

Pamels J Sharpe. How to Prepare for the TOEFL. New York: Barron, 1989.