एपीए उद्धरण

Littlewood, A. B. (1970). Gas chromatography: Principles techniques and applications. Academic Press.

शिकागो स्टाइल उद्धरण

Littlewood, A B. Gas Chromatography: Principles Techniques and Applications. New York: Academic Press, 1970.

एमएलए उद्धरण

Littlewood, A B. Gas Chromatography: Principles Techniques and Applications. Academic Press, 1970.