@book{46109,
	author = {Dacey, John S. and Travers, John},
	title = {Human development across the lifespan /},
	publisher = {McGraw-Hill,},
	year = {2009},
	address = {Boston, MA :},
	edition = {7th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0811/2008007029.html}
}