APA-viite (7. p.)

Hopkins, W. G. (1999). Introduction to plant physiology (2a. ed.). John Wiley.

Chicago-viite (17. p.)

Hopkins, William G. Introduction to Plant Physiology. 2a. ed. Nueva York: John Wiley, 1999.

MLA-viite (9. p.)

Hopkins, William G. Introduction to Plant Physiology. 2a. ed. John Wiley, 1999.