00513     2200169   4500001002100000008004100021035002000062245007200082100002700154260003700181300003800218020001800256084001600274082001000290650002800300990001500328INLIS000000000091549                                   eng    a0010-0118006504  aNatural Resource and Environmental EconomicscRoger Perman [et al ]  aRoger Perman [et al ].  as.l. :bPearson Education,c2003  axxv,700p.:bibl.:illus.:indc25 cm  a0-273-65559-0  a333.7 Rog n  a333.7  aEnvironmental Economics  a0405100251