Gaya APA

Ph.D., J, E, H. (2011). Guyton and Hall Textbook of Medical Physiology (Ed. 12). London and Philadelphia: Saunders Elsevier.

Gaya MLA

Ph.D., John, E., Hall,. "Guyton and Hall Textbook of Medical Physiology". Ed. 12 London and Philadelphia: Saunders Elsevier, 2011. Text.