Van den Berghe, P. L. (1973). Age and sex in human societies: A biosocial perspective. Wadsworth.
Lua i Stíl Chicago (17ú heag.)Van den Berghe, Pierre L. Age and Sex in Human Societies: A Biosocial Perspective. California: Wadsworth, 1973.
Lua MLA (9ú heag.)Van den Berghe, Pierre L. Age and Sex in Human Societies: A Biosocial Perspective. Wadsworth, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.