Natural resource economics : selected papers / S.V. Ciriacy-Wantrup ; edited by Richard C. Bishop and Stephen O. Andersen. Ciriacy-Wantrup, S. V. Bishop, Richard C. Andersen, Stephen O. Natural resources. Environmental policy. 333.7 CIN Includes bibliographies and index. Boulder : Westview Press, 1985. 1985. 1985 Text xii, 321 p. : eng