TY  - BOOK
AU  - Waal, F. B. M. de 
TI  - Good natured : : the origins of right and wrong in humans and other animals / 
SN  - 0674356616080674356608
AV  - BJ1335  .W33 1996
PY  - 1996///
CY  - Cambridge, Mass.
PB  - Harvard University Press, 
KW  - Animal behavior.Behavior.Comportamento social animal
ER  -