000 00316nam a2200133Ia 4500
008 220201s1993 xx 000 0 eng d
082 _a25.4
_bSEH
100 _aSehgal,Reference .L.
245 0 _aNumber building in DD ,UDC , CC
250 _a1st
260 _bESS ESS
_aDELHI
_c1993
300 _a266p.
942 _2ddc
999 _c8630
_d8630