एपीए उद्धरण

Heldt, H. (1999). Plant biochemistry and molecular biology. Oxford: Oxford Univ. Press.

शिकागो स्टाइल उद्धरण

Heldt, Hans-Walter. Plant Biochemistry and Molecular Biology. Oxford: Oxford Univ. Press, 1999.

एमएलए उद्धरण

Heldt, Hans-Walter. Plant Biochemistry and Molecular Biology. Oxford: Oxford Univ. Press, 1999.