APA (7th ed.) Citation

Raven, A. (1993). Clinical trials: An introduction (2. ed.). Radcliffe Medical Pr.

Chicago Style (17th ed.) Citation

Raven, Ann. Clinical Trials: An Introduction. 2. ed. Oxford [u.a.]: Radcliffe Medical Pr, 1993.

MLA (9th ed.) Citation

Raven, Ann. Clinical Trials: An Introduction. 2. ed. Radcliffe Medical Pr, 1993.