एपीए उद्धरण

Scalf, M. R. (1988). Practical guide for ground water sampling. Scientific Publishers.

शिकागो स्टाइल उद्धरण

Scalf, Marion R. Practical Guide for Ground Water Sampling. Jodhpur: Scientific Publishers, 1988.

एमएलए उद्धरण

Scalf, Marion R. Practical Guide for Ground Water Sampling. Scientific Publishers, 1988.