Beach, F. A. (1972). Social behavior and organization among vertebrates. Univ. of Chicago.
Lua i Stíl Chicago (17ú heag.)Beach, Frank A. Social Behavior and Organization Among Vertebrates. Chicago: Univ. of Chicago, 1972.
Lua MLA (9ú heag.)Beach, Frank A. Social Behavior and Organization Among Vertebrates. Univ. of Chicago, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.