00473nam a2200169Ia 450000100060000000800410000602000150004704000130006208200170007510000230009224500850011526000500020030000110025054600070026165000220026870000130029061563141120s9999    xx            000 0 und d  a0138960771  cPK-LaUMT  a 333.7bNAT-  aHolechek, Jerry L.  aNatural resourcesbeconology, economics, and policycHolechek, Jerry L.|[Et al,]  aUpper Saddle River,USA:bPrentice Hall,c2000  a730 p.  aEN  aNatural resources  a[Et al,]