एपीए उद्धरण

Dignen, B. (2007). Fifty ways to improve your presentation skills in english without too much effort. Orient Blackswan.

शिकागो स्टाइल उद्धरण

Dignen, Bob. Fifty Ways to Improve Your Presentation Skills in English Without Too Much Effort. Hyderabad: Orient Blackswan, 2007.

एमएलए उद्धरण

Dignen, Bob. Fifty Ways to Improve Your Presentation Skills in English Without Too Much Effort. Orient Blackswan, 2007.