@book{17016,
	author = {Rogers, Patricia},
	title = {Encyclopedia of distance learning},
	publisher = {Information Science Reference,},
	year = {c2009},
	address = {Hershey, PA :},
	edition = {2nd ed.},
	note = {Description based on print version record},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=253940}
}