Baker, J. J. (1982). The Study Of Biology. Addison - wesley.
Lua i Stíl Chicago (17ú heag.)Baker, Jeffery J.W. The Study Of Biology. Addison - wesley, 1982.
Lua MLA (8ú heag.)Baker, Jeffery J.W. The Study Of Biology. Addison - wesley, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.