@book{121198,
	author = {Burkhardt, Frederick. and National Advisory Commission on Libraries, Washington, DC.},
	title = {On Research Libraries},
	publisher = {Distributed by ERIC Clearinghouse,},
	year = {1967.},
	address = {Washington :},
	url = {http://www.eric.ed.gov/contentdelivery/servlet/ERICServlet?accno=ED022480}
}