Economics of protected areas :
Dixon, John A.
Economics of protected areas : a new look at benefits and costs / John A. Dixon, Paul B. Sherman. - London : Earthscan, 1990. - xvii, 234 p.
Protected areas.
S944.5 / .P78D59
Economics of protected areas : a new look at benefits and costs / John A. Dixon, Paul B. Sherman. - London : Earthscan, 1990. - xvii, 234 p.
Protected areas.
S944.5 / .P78D59