000 00390nam a2200145Ia 4500
082 _a513
_bCRC
100 _aCrooks, Thomas C.
_9200217
245 _aContemporary arithmetic
_cThomas C. Crooks and Harry L. Hancock
260 _aNew York:
_bMacmillan,
_c1968.
300 _a336p.
546 _aeng
650 _aArithmetic
_947008
700 _aHancock, H L (jt. auth)
_9200218
942 _cBK
999 _c83127
_d83127