000 00273nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aJOSHI (DEEPMALA)
245 0 _aENUIRONMENTAL ENGINEERING AND DIASTERMAN
260 _bVardhan publishers & distributors
942 _2ddc
_cBTECH
999 _c6622
_d6622