000 00281nam a2200109Ia 4500
008 220201s1955 xx 000 0 eng d
100 _aMohon, GE & Abbot, P
245 0 _aNaitonal certificate mathematics
260 _bEnglish University press
_c1955
300 _a372
942 _2ddc
999 _c72255
_d72255