APA ציטוט

Heldt, H. (2005). Plant biochemistry. Boston: Elsevier.

Trích dẫn kiểu Chicago

Heldt, Hans-Walter. Plant Biochemistry. Boston: Elsevier, 2005.

ציטוט MLA

Heldt, Hans-Walter. Plant Biochemistry. Boston: Elsevier, 2005.