APA (7th ed.) Citation

Beck, W. W. (1997). Obstetrics and gynecology (4th edition.). Williams & Wilkins.

Chicago Style (17th ed.) Citation

Beck, William W. Obstetrics and Gynecology. 4th edition. Baltimore: Williams & Wilkins, 1997.

MLA (8th ed.) Citation

Beck, William W. Obstetrics and Gynecology. 4th edition. Williams & Wilkins, 1997.

Warning: These citations may not always be 100% accurate.