APA استشهاد

Lewis, A. E. (1971). Biostatistics. Affiliated East-West Press.

استشهاد بنمط شيكاغو

Lewis, A E. Biostatistics. New Delhi: Affiliated East-West Press, 1971.

MLA استشهاد

Lewis, A E. Biostatistics. Affiliated East-West Press, 1971.