APA (7th ed.) Citation

Norwitz, E. R., & Schorge, J. O. Obstetrics and gynecology at a glance (Fourth edition.).

Chicago Style (17th ed.) Citation

Norwitz, Errol R., and John O. Schorge. Obstetrics and Gynecology at a Glance. Fourth edition.

MLA (9th ed.) Citation

Norwitz, Errol R., and John O. Schorge. Obstetrics and Gynecology at a Glance. Fourth edition.

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