@book{25613,
	author = {Maple, Terry L. and Hoff, Michael P.},
	title = {Gorilla behavior /},
	publisher = {Van Nostrand Reinhold,},
	year = {c1982.},
	series = {Van Nostrand Reinhold primate behavior and development series},
	address = {New York :},
	note = {Includes indexes.}
}