000 00447nam a2200145Ia 4500
008 190329s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a338.018
_bN277O
110 _aNational Bureau of Economic Research
245 0 _aOutput, input and productivty measurement
_bstudies in income and wealth
260 _aPrinceton
_bPrinceton University Press
_c1961
300 _ax, 506p.
650 _aPRODUCTION
942 _cBKS
999 _c76023
_d76023