@book{100673,
	author = {Becker, Gary S. and ebrary, Inc.},
	title = {Human capital},
	publisher = {University of Chicago Press,},
	year = {c1993.},
	address = {Chicago :},
	edition = {3rd ed.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10288693}
}