000 00252nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aAGARWAL BOTHER
245 0 _aENVIVONMENTAL ENG.
260 _bVIGHYAN AND TECHNIKI PRAKSHAN JAIPUR
942 _2ddc
_cBTECH
999 _c8053
_d8053