एपीए उद्धरण

Nash, R. G. . .. (1991). Groundwater residue sampling design. American chemical society.

शिकागो स्टाइल उद्धरण

Nash, Ralph G. Groundwater Residue Sampling Design. Washington D C: American chemical society, 1991.

एमएलए उद्धरण

Nash, Ralph G. Groundwater Residue Sampling Design. American chemical society, 1991.