एपीए उद्धरण

Forsyth patrick. (2009). Effective business writing. Kagan.

शिकागो स्टाइल उद्धरण

Forsyth patrick. Effective Business Writing. New Delhi: Kagan, 2009.

एमएलए उद्धरण

Forsyth patrick. Effective Business Writing. Kagan, 2009.