@book{189471,
	author = {Cleveland, Harlan. and Aspen Institute.},
	title = {The global commons.},
	publisher = {Aspen Institute ;},
	year = {c1990.},
	address = {[Queenstown, Md.] :},
	note = {"This booklet is based on a 40th anniversary symposium convened by the Aspen Institute in Aspen, Colorado, July 5-7, 1989."}
}