000 00335nam a2200133Ia 4500
008 221001s1990 xx 000 0 eng d
082 _a519.5 GUP (H)
100 _aGupta, P. S.
245 0 _aSankhyiki ke siddhant
250 _a8th ed.
260 _aNew Delhi
_bSultan Chand
_c1990
300 _aVarious pagination.
942 _2ddc
_cBK
999 _c25666
_d25666