@book{3932,
	author = {Berenstain, Stan, and Berenstain, Jan,},
	title = {The Berenstain bears’ trouble at school },
	publisher = {Random House,},
	year = {c1986.},
	series = {A First time book},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0601/86004999-b.html}
}