@inproceedings{inproceedings8186bacf,
title   = {Comparative study on children's perceptions of gender differences in play activities},
author = {Beraldo, Katharina Elisabeth Arnold and Carvalho, Ana Maria Almeida and Santos, F},
year = {1994},
publisher = {Ip-Usp},
booktitle   = {Meeting of the International Society for Comparative Psychology}
}