@book{30305,
	author = {Castorina, José Antonio and Baquero, Ricardo},
	title = {Dialéctica y psicología del desarrollo :},
	publisher = {Amorrortu,},
	year = {2005.},
	series = {Agenda educativa / Edith Litwin},
	address = {Buenos Aires :},
	edition = {1a ed.}
}