Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Cowgill, U. M., & Hutchinson, G. E. (1963). Differential mortality among the sexes in childhood and its possible significance in human evolution. - Washington, D.C.

Chicago Citation Edition Citation

Cowgill, Ursula M., und G. E. Hutchinson. Differential Mortality Among the Sexes in Childhood and Its Possible Significance in Human Evolution. - Washington, D.C. 1963.

MLA Citation Edition Citation

Cowgill, Ursula M., und G. E. Hutchinson. Differential Mortality Among the Sexes in Childhood and Its Possible Significance in Human Evolution. - Washington, D.C. 1963.