@book{27050,
	author = {Perinat, Adolfo,},
	title = {Desarrollo social, afectivo y comunicativo durante los dos primeros años /},
	publisher = {UOC, la universidad virtual,},
	year = {[2002]},
	address = {[Barcelona] :},
	note = {On cover: "P01/81004/00258."},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/5775/}
}