@book{354089,
	author = {Gan, Aleksei. and Lodder, Christina.},
	title = {Constructivism /},
	publisher = {Tenov Books,},
	year = {2014.},
	address = {Barcelona :},
	url = {http://www.amazon.com/exec/obidos/ASIN/8493923125/chopaconline-20}
}