000 00272nam a2200109Ia 4500
008 220201s1955 xx 000 0 eng d
100 _aVance, EP
245 0 _aUnified algebra & trignometry
260 _bCambridge Addison Wesley Pub.
_c1955
300 _a320
942 _2ddc
999 _c70691
_d70691