@book{176503,
	author = {Purcell-Gates, Victoria. and Jacobson, Erik. and ebrary, Inc.},
	title = {Print literacy development},
	publisher = {Harvard University Press,},
	year = {2004.},
	address = {Cambridge, MA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10312760}
}