@inbook{Hrdy1987,
author = {Hrdy, S.},
title= {Sex-biased parental investment among primates and other mammals: A critical evaluation of the Trivers–Willard hypothesis},
year = {1987},
editor = {Gelles, R.},
editor = {Lancaster, J.B.},
booktitle = {Child abuse and neglect: Biosocial dimensions},
address = {New York},
publisher = {De Gruyter},
pages = {97--147},
}