000 00248nam a22000977a 4500
245 _aDOWN TO EARTH
260 _aNEW DELHI
_bSOCIETY FOR ENVIRONMENTAL AT COMMUNICATIONS
_c2001
650 _aMICROORGANISM
942 _cBV
952 _IMAY 2001 : AUG 2001
999 _c44564
_d44564