Authors: DUFFIELD JW

Citation: Jw. Duffield, AN OBLIGATION TO CHOOSE, Journal of forestry, 94(2), 1996, pp. 44-44

Authors: BROWN TC DUFFIELD JW

Citation: Tc. Brown et Jw. Duffield, TESTING PART-WHOLE VALUATION EFFECTS IN CONTINGENT VALUATION OF INSTREAM FLOW PROTECTION, Water resources research, 31(9), 1995, pp. 2341-2351

Authors: DUFFIELD JW BROWN TC ALLEN SD

Citation: Jw. Duffield et al., ECONOMIC VALUE OF INSTREAM FLOW IN MONTANA BIG-HOLE AND BITTERROOT RIVERS, Research paper RM, (RM-317), 1994, pp. 1-64