Samuels, M. L. (1989). Statistics for the life sciences. Collier Macmillan.
Lua i Stíl Chicago (17ú heag.)Samuels, Myra L. Statistics for the Life Sciences. San Francisco: Collier Macmillan, 1989.
Lua MLA (9ú heag.)Samuels, Myra L. Statistics for the Life Sciences. Collier Macmillan, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.