Gaya APA

Gardner, D, G., Shoback, D. (2011). Lange Greenspan's Basic & Clinical Endocrinology 9th Edition (7th ed.). : McGraw Hill.

Gaya MLA

Gardner, David, G.., Shoback, Dolores. "Lange Greenspan's Basic & Clinical Endocrinology 9th Edition". 7th ed. : McGraw Hill, 2011. E-Book.