@book{121917,
	author = {Canter, Lee. and Hausner, Lee.},
	title = {Homework without tears},
	publisher = {Perennial Library},
	year = {1988.},
	address = {New York},
	edition = {1st Perennial Library ed.},
	note = {Reprint. Originally published: Santa Monica, Calif. : Canter and Associates, 1987.}
}