Hrdy, S. B. (1980). The langurs of Abu: Female and male strategies of reproduction. Harvard University Press.
Lua i Stíl Chicago (17ú heag.)Hrdy, Sarah Blaffer. The Langurs of Abu: Female and Male Strategies of Reproduction. Cambridge, Mass.: Harvard University Press, 1980.
Lua MLA (8ú heag.)Hrdy, Sarah Blaffer. The Langurs of Abu: Female and Male Strategies of Reproduction. Harvard University Press, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.