APA-referens (7:e uppl.)

Greulach, V. A. (1973). Plant function and structure. Macmillan.

Chicago-referens (17:e uppl.)

Greulach, Victor A. Plant Function and Structure. New York: Macmillan, 1973.

MLA-referens (9:e uppl.)

Greulach, Victor A. Plant Function and Structure. Macmillan, 1973.