000 00307nam a2200121Ia 4500
008 221001s1972 xx 000 0 eng d
082 _a311.2 GUP
100 _aGupta, Satya Prakash
245 0 _aSamrivyaki ke siddhanth
260 _aDelhi
_bSultan Chand & Sons.
_c1972
300 _a627p.
942 _2ddc
_cBK
999 _c11646
_d11646