@article{215106, author = {Parker, Sue Taylor. and McKinney, Michael L.}, url = {http://library.usi.edu/record/215106}, title = {Origins of intelligence : the evolution of cognitive development in monkeys, apes, and humans /}, publisher = {Johns Hopkins University Press,}, recid = {215106}, pages = {xv, 404 p. :}, address = {Baltimore, Md. :}, year = {1999}, }