APA-viite (7. p.)

Liebow, F., & Spears, M. (1994). Plant physiology. Encyclopedia Britannica.

Chicago-viite (17. p.)

Liebow, Franette, ja Madeleine Spears. Plant Physiology. Chicago, IL: Encyclopedia Britannica, 1994.

MLA-viite (9. p.)

Liebow, Franette, ja Madeleine Spears. Plant Physiology. Encyclopedia Britannica, 1994.