Cita APA (7th ed.)

(1985). Clinical epidemiology: A basic science for clinical medicine / David L. Sackett, R. Brian Haynes, Peter Tugwell.

Cita Chicago (17th ed.)

Clinical Epidemiology: A Basic Science for Clinical Medicine / David L. Sackett, R. Brian Haynes, Peter Tugwell. 1985.

Cita MLA (9th ed.)

Clinical Epidemiology: A Basic Science for Clinical Medicine / David L. Sackett, R. Brian Haynes, Peter Tugwell. 1985.

Atenció: Aquestes cites poden no estar 100% correctes.