@book{31269,
	author = {Cowan, Ian McTaggart.},
	title = {Wilderness, concept, function and management},
	publisher = {Univ. of California. School of Forestry and Conservation,},
	year = {1968},
	address = {Berkeley, Calif. :},
	note = {The Horace M. Albreight Conservation Lecturship. 8, Berkeley, Calif. 1968}
}