APA (7th ed.) Citation

YEN, S. S., JAFFE, R. B., & BARBIERI, R. L. (1999). Reproductive endocrinology: Physiology, pathophysiology, and clinical management.-- Ed.4. W.B. saunders.

Chicago Style (17th ed.) Citation

YEN, Samuel S.C, Robert B. JAFFE, and Robert L. BARBIERI. Reproductive Endocrinology: Physiology, Pathophysiology, and Clinical Management.-- Ed.4. Philadelphia: W.B. saunders, 1999.

MLA (9th ed.) Citation

YEN, Samuel S.C, et al. Reproductive Endocrinology: Physiology, Pathophysiology, and Clinical Management.-- Ed.4. W.B. saunders, 1999.