000 00386 a2200157 4500
020 _a8123902867
082 _a513.5
_bPAN
090 _c3867
_d4780
100 _aPandey, Tejaskar
245 _aNumber system the foundation for mathematics
260 _aDelhi
_bCBS
_c1994
_g1994
300 _avi, 165p.
_c23cm
650 _aNuumeration system
700 _aPandey, Pankaj
942 _cSR
999 _c32849
_d32849