APA (7th ed.) Citation

Halpern, S. H., & Douglas, M. J. (2005). Evidence-based obstetric anesthesia. BMJ Books : Blackwell Pub.

Chicago Style (17th ed.) Citation

Halpern, Stephen H., and M. Joanne Douglas. Evidence-based Obstetric Anesthesia. Malden, Mass.: BMJ Books : Blackwell Pub, 2005.

MLA (9th ed.) Citation

Halpern, Stephen H., and M. Joanne Douglas. Evidence-based Obstetric Anesthesia. BMJ Books : Blackwell Pub, 2005.

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