000 00253nam a2200121Ia 4500
008 200701s2002 xx 000 0 eng d
100 _aASHOKDAS
245 0 _aFIELD THEORY
250 _a6th
260 _bALLIED
_c2002
300 _a524
942 _2ddc
_cGE
999 _c2012
_d2012