000 00253nam a2200109Ia 4500
100 _aLEFFINGWELL, W.H.
110 _aROBINSON, E.M.
245 _aTEXTBOOK OF OFFICE MANAGEMENT
260 _aNEW YORK
_bMCGRAW HILL
_c1950
300 _a650
942 _2ddc
_cB
999 _c29052
_d29052