Gaya APA

Gardner, D, G., Shoback, D. (2011). Greenspan's basic and clinical endocrinology / ninth edition (9). New York: McGraw-Hill.

Gaya MLA

Gardner, David, G.., Shoback, Dolores. "Greenspan's basic and clinical endocrinology / ninth edition". 9 New York: McGraw-Hill, 2011. Text.