APA (7th ed.) Citation

Ling, F. W., & Duff, W. P. (2002). Pocket Guide for Obstetrics and Gynecology: Principles for practice. McGraw-Hill.

Chicago Style (17th ed.) Citation

Ling, Frank W., and W. Patrick Duff. Pocket Guide for Obstetrics and Gynecology: Principles for Practice. New York: McGraw-Hill, 2002.

MLA (9th ed.) Citation

Ling, Frank W., and W. Patrick Duff. Pocket Guide for Obstetrics and Gynecology: Principles for Practice. McGraw-Hill, 2002.