APA (7th ed.) Citation

Callahan, T. L., & Caughey, A. B. (2007). Blueprints obstetrics & gynecology (Fourth edition.). Lippincott Williams & Wilkins.

Chicago Style (17th ed.) Citation

Callahan, Tamara L., and Aaron B. Caughey. Blueprints Obstetrics & Gynecology. Fourth edition. Philadelphia: Lippincott Williams & Wilkins, 2007.

MLA (8th ed.) Citation

Callahan, Tamara L., and Aaron B. Caughey. Blueprints Obstetrics & Gynecology. Fourth edition. Lippincott Williams & Wilkins, 2007.