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040 _aMAIN
041 _aEnglish
082 _a657.6
100 _aGUPTA, P.N
245 0 _aAnkekshan-Siddhant Evam Vyawahar
_bAnkekshan-Siddhant Evam Vyawahar, New Delhi : R.Chand, 1974
_cP.N GUPTA
260 _c1974
_bR.Chand
_aNew Delhi
942 _cBK
999 _c10387
_d10387