(1964). Statistics and mathematics in biology. Hafner Publishing.
Lua i Stíl Chicago (17ú heag.)Statistics and Mathematics in Biology. New York: Hafner Publishing, 1964.
Lua MLA (9ú heag.)Statistics and Mathematics in Biology. Hafner Publishing, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.