एपीए उद्धरण

Henry, G. T. (1990). Practical sampling. Sage publications.

शिकागो स्टाइल उद्धरण

Henry, Gary T. Practical Sampling. New Delhi: Sage publications, 1990.

एमएलए उद्धरण

Henry, Gary T. Practical Sampling. Sage publications, 1990.