@book{120524,
	author = {Busha, Charles H. and Harter, Stephen P.,},
	title = {Research methods in librarianship :},
	publisher = {Academic Press,},
	year = {1980.},
	series = {Library and information science},
	address = {New York :},
	url = {http://www.loc.gov/catdir/description/els031/79008864.html}
}