APA (7th ed.) Citation

Heldt, H., & Heldt, F. (1997). Plant biochemistry and molecular biology. Oxford University.

Chicago Style (17th ed.) Citation

Heldt, Hans-Walter, and Fiona Heldt. Plant Biochemistry and Molecular Biology. Oxford [etc.]: Oxford University, 1997.

MLA (9th ed.) Citation

Heldt, Hans-Walter, and Fiona Heldt. Plant Biochemistry and Molecular Biology. Oxford University, 1997.