MLA

Friedman, Lawrence M, David L DeMets, and Curt D Furberg. Fundamentals of Clinical Trials. Springer New York, 2010.

APA

Friedman, L. M, DeMets, D. L, & Furberg, C. D. (2010). Fundamentals of Clinical Trials. Springer New York.

Chicago

Friedman, Lawrence M., David L DeMets, and Curt D Furberg. Fundamentals of Clinical Trials. : Springer New York, 2010.