Resources of the earth :
Craig, James R.
Resources of the earth : origin, use, and environmental impact / James R. Craig, David J. Vaughan, Brian J. Skinner. - 3rd ed. - Upper Saddle River, NJ. : Prentice Hall, 2001. - vii, 520 p.
0130834106 :
Natural resources.
Environmental policy.
Resources of the earth : origin, use, and environmental impact / James R. Craig, David J. Vaughan, Brian J. Skinner. - 3rd ed. - Upper Saddle River, NJ. : Prentice Hall, 2001. - vii, 520 p.
0130834106 :
Natural resources.
Environmental policy.