000 00309nam a2200133Ia 4500
008 240201s1970 xx 000 0 eng d
020 _a462 006808
082 _a510 MAR
245 0 _aPUTTING MATHEMATICS TO WORK
260 _bMACDONALD EDUCATIONAL
_c1970
300 _a64
650 _aMATH
942 _2ddc
_cBK
999 _c5326
_d5326