000 00247nam a2200109Ia 4500
008 221001s1970 xx 000 0 eng d
082 _a311.2
100 _aELHANS (DEVKI NANDAN)
245 0 _aSankhyiki ke siddhant
260 _c1970
942 _2ddc
_cBK
999 _c344
_d344