@book{1188,
	author = {Perraton, H. D.},
	title = {Open and distance learning in the developing world /},
	publisher = {Routledge,},
	year = {c2007.},
	address = {New York :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0615/2006020720.html}
}