APA استشهاد

Norman, G. R. (2000). Biostatistics: The bare essentials (2nd.). B.C.Decker Inc..

استشهاد بنمط شيكاغو

Norman, Gepffery R. Biostatistics: The Bare Essentials. 2nd. London: B.C.Decker Inc., 2000.

MLA استشهاد

Norman, Gepffery R. Biostatistics: The Bare Essentials. 2nd. B.C.Decker Inc., 2000.