000 00259nam a2200109Ia 4500
100 _aMacRobert TM
245 _aTrigonometry - Pt-1: Intermediate Trigonometry
260 _aLondon
_bMethuen & Co.
_c1960
300 _ax+206
700 _aWilliam Arthur
942 _cBK
999 _c892
_d892