000 00259nam a2200109Ia 4500
008 220201s1992 xx 000 0 eng d
100 _aAGGARWAL, P.K.
245 0 _aFASCIHALING I.C. PROJECTS
260 _aDELHI
_bB.P.B PUB
_c1992
300 _a44
942 _2ddc
999 _c67800
_d67800