Lua APA (7ú heag.)

Simpson, G. G. (1953). The major features of evolution. Columbia University Press.

Lua i Stíl Chicago (17ú heag.)

Simpson, George Gaylord. The Major Features of Evolution. New York: Columbia University Press, 1953.

Lua MLA (9ú heag.)

Simpson, George Gaylord. The Major Features of Evolution. Columbia University Press, 1953.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.