Natural resource and environmental economics /
Perman, Roger.
Natural resource and environmental economics / Roger Perman, Yue Ma, James McGilvray. - London : Longman, 1996. - ix, 396 p.
0582257271 :
Environmental economics.
HC79 / .E5P47
Natural resource and environmental economics / Roger Perman, Yue Ma, James McGilvray. - London : Longman, 1996. - ix, 396 p.
0582257271 :
Environmental economics.
HC79 / .E5P47