000 00286nam a2200121Ia 4500
008 160710s1965 xx 000 0 und d
082 _a512 AYR
100 _aAYRES,FRANK
245 _aTHEORY AND PROBLEMS
260 _bMCGRAW HILL BOOK COMPANY
_c1965
300 _a243
942 _2ddc
_cB
999 _c46361
_d46361