Environmental science :
Miller, G. Tyler.
Environmental science : working with the earth / G. Tyler Miller. - 6th ed. - Belmont : Wadsworth, 1997. - 517p.
053450616X
Environmental protection.
Environmental sciences.
Human ecology.
Environmental science : working with the earth / G. Tyler Miller. - 6th ed. - Belmont : Wadsworth, 1997. - 517p.
053450616X
Environmental protection.
Environmental sciences.
Human ecology.