000 00316nam a2200133Ia 4500
008 220501s2007 xx 000 0 eng d
020 _a9788131709122
082 _a304.2
_bMAN
100 _aManjunath, D . L
245 0 _aEnvironmental Studies
260 _aNoida
_bPearson
_c2007
300 _axi;203
942 _2ddc
_cBK
999 _c112
_d112