APA (7th ed.) Citation

Williams, J. W. (1926). Obstetrics: A text-book for the use of students and practitioners (Fifth enlarged and revised edition.). Appleton.

Chicago Style (17th ed.) Citation

Williams, J. Whitridge. Obstetrics: A Text-book for the Use of Students and Practitioners. Fifth enlarged and revised edition. New York: Appleton, 1926.

MLA (9th ed.) Citation

Williams, J. Whitridge. Obstetrics: A Text-book for the Use of Students and Practitioners. Fifth enlarged and revised edition. Appleton, 1926.