000 00377nam a2200169Ia 4500
008 230915s9999 xx 000 0 und d
082 _a628 AGA
100 _aAgarwal, R.K
245 0 _aEnvironmental Studies
250 _aII
260 _aMEERUT
260 _bKRISHAN
260 _c2005
300 _a5.248
650 _aMechanical Engineering
700 _aSANGAL, V.K
999 _c160813
_d160813