@book{120743,
	author = {United States Government printing office, Washington, DC. and Library of Congress, Washington, DC.},
	title = {Annual Report of the Librarian of Congress :},
	publisher = {United States Government printing office,},
	year = {1941},
	address = {Washington, D.C. :},
	url = {http://www.eric.ed.gov/contentdelivery/servlet/ERICServlet?accno=ED041603}
}