APA (7th ed.) Citation

Greer, I. A., Walters, B., & Nelson-Piercy, C. (2007). Maternal medicine: Medical problems in pregnancy. Elsevier/Churchill Livingstone.

Chicago Style (17th ed.) Citation

Greer, I. A., Barry Walters, and Catherine Nelson-Piercy. Maternal Medicine: Medical Problems in Pregnancy. Edinburgh ; New York: Elsevier/Churchill Livingstone, 2007.

MLA (8th ed.) Citation

Greer, I. A., et al. Maternal Medicine: Medical Problems in Pregnancy. Elsevier/Churchill Livingstone, 2007.