एपीए उद्धरण

Tryfos, P. (1996). Sampling methods for applied research: Text and cases. New York: John Wiley & Sons.

शिकागो स्टाइल उद्धरण

Tryfos, Peter. Sampling Methods for Applied Research: Text and Cases. New York: John Wiley & Sons, 1996.

एमएलए उद्धरण

Tryfos, Peter. Sampling Methods for Applied Research: Text and Cases. New York: John Wiley & Sons, 1996.