000 00373 a2200133 4500
082 _a510
_bSPI
100 _aSpooner, George A.
_9199944
245 _aIntroduction to number system
_cGeorge A. Spooner
260 _aNew Jersey:
_bPrentice-Hall,
_c1968.
300 _ax,339p.
650 _aMathematics
_9199945
700 _aMentzer, Richard L. (jt. auth)
_9199946
942 _cBK
999 _c20421
_d20421