Natural Resources:Ecology,Economics and Policy /
Holechek, Jerry L...[et al] .
Natural Resources:Ecology,Economics and Policy / - New Lersey : Prentice- Hall , 2000 - xx,730p :
0138960771
Natural resources
Natural Resources:Ecology,Economics and Policy / - New Lersey : Prentice- Hall , 2000 - xx,730p :
0138960771
Natural resources