@book{136514,
	author = {Bronfenbrenner, Urie,},
	title = {La ecología del desarrollo humano :},
	publisher = {Ediciones Paidós ,},
	year = {1987.},
	series = {Cognición y desarrollo humano},
	address = {Barcelona :},
	note = {Translation of : The ecology of human development : experiments by nature and design.}
}