000 00260nam a22001097a 4500
082 _a516.24 AYR
100 _aAYRES FRANK
_98744
245 _aTHEORY AND PROBLEMS OF TRIGONOMETRY
260 _aNEW YORK
_bMCGRAW HILL
_c1954
300 _a207P
942 _cBK
_2ddc
999 _c582730
_d582730