Economics of protected areas : a new look at benefits and costs /
Dixon, John A.
Economics of protected areas : a new look at benefits and costs / John A. Dixon, Paul B. Sherman - London : Earthscan, 1991, c1990.
9781853830976
333.72091724 / DIX
Economics of protected areas : a new look at benefits and costs / John A. Dixon, Paul B. Sherman - London : Earthscan, 1991, c1990.
9781853830976
333.72091724 / DIX