000 00306nam a2200121Ia 4500
008 160710s1955 xx 000 0 und d
082 _a657.4 D 20 P
100 _aDAVIS,HIRAM S.
245 _aPRODUCTIVITY ACCOUNTING
260 _bUNIVERSITY OF PENNSYLVANIA PRESS
_c1955
300 _a194
942 _2ddc
_cB
999 _c15959
_d15959