@book{16946,
	author = {Van Blerkom, Malcolm L.},
	title = {Measurement and statistics for teachers},
	publisher = {Routledge,},
	year = {2009},
	address = {New York :},
	note = {Description based on print version record},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=248336}
}