APA (7th ed.) Citation

Beckmann, C. R., Barzansky, B. M., Ling, F. W., & Williams, J. W. (1985). Williams obstetrics: A study guide. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Beckmann, Charles R.B, Barbara M. Barzansky, Frank W. Ling, and J. Whitridge Williams. Williams Obstetrics: A Study Guide. Norwalk, CT: Appleton-Century-Crofts, 1985.

MLA (9th ed.) Citation

Beckmann, Charles R.B, et al. Williams Obstetrics: A Study Guide. Appleton-Century-Crofts, 1985.