Kroeber, E., & Wolff, W. H. (1938). Adventures with living things: A general biology. D.C. Heath.
Lua i Stíl Chicago (17ú heag.)Kroeber, Elsbeth, agus Walter Harold Wolff. Adventures with Living Things: A General Biology. Boston : New York: D.C. Heath, 1938.
Lua MLA (8ú heag.)Kroeber, Elsbeth, agus Walter Harold Wolff. Adventures with Living Things: A General Biology. D.C. Heath, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.