000 00235nam a2200109Ia 4500
100 _aGordon Fuller
245 _aPlane Trigonometry
250 _a2nd
260 _c1959
_aNew York,
_aToronto,
_aLondon
_bMGH
300 _axi+281
942 _cBK
999 _c1020
_d1020