APA (7th ed.) Citation

Queenan, J. T., Hobbins, J. C., & Spong, C. Y. (2005). Protocols for high-risk pregnancies (Fourth edition.). Blackwell Pub..

Chicago Style (17th ed.) Citation

Queenan, John T., John C. Hobbins, and Catherine Y. Spong. Protocols for High-risk Pregnancies. Fourth edition. Malden, Mass.: Blackwell Pub., 2005.

MLA (8th ed.) Citation

Queenan, John T., et al. Protocols for High-risk Pregnancies. Fourth edition. Blackwell Pub., 2005.