APA (7th ed.) Citation

Lopes, R. D., & Harrington, R. A. (2013). Understanding clinical research. McGraw-Hill Medical.

Chicago Style (17th ed.) Citation

Lopes, Renato D., and Robert A. Harrington. Understanding Clinical Research. New York: McGraw-Hill Medical, 2013.

MLA (8th ed.) Citation

Lopes, Renato D., and Robert A. Harrington. Understanding Clinical Research. McGraw-Hill Medical, 2013.