00298n   a2200121 a 4500000002100000001000700021005001700028082002000045100001400065245005500079260003000134300001200164B B                 01557220220201183440.0  a333.7bP1;1 ECO  aJoshi, MV  aTheories and Approaches of Environmental Economics  aNew DelhibAtlanticc2001  av,224p.