@book{13637,
	author = {Engel, J. Ronald. and International Union for Conservation of Nature and Natural Resources. and Conference on Conservation and Development: Implementing the World Conservation Strategy},
	title = {Ethics of environment and development :},
	publisher = {University of Arizona Press,},
	year = {c1990.},
	address = {Tucson :},
	note = {"This volume had its inception in the workshop sponsored by the Ethics Working Group of the International Union for the Conservation of Nature and Natural Resources (IUCN) at the 1986 Conference on Conservation and Development in Ottawa"--Pref.}
}