APA
Friedman L. M. F. C. D. &. D. D. L., . (1998). Fundamentals of clinical trials. Springer, New Delhi: .
Chicago
Friedman Lawrence M Furberg Curt D & DeMets David L, . 1998. Fundamentals of clinical trials. Springer, New Delhi: .
Harvard
Friedman L. M. F. C. D. &. D. D. L., . (1998). Fundamentals of clinical trials. Springer, New Delhi: .
MLA
Friedman Lawrence M Furberg Curt D & DeMets David L, . Fundamentals of clinical trials. Springer, New Delhi: . 1998.