TY  - BOOK
AU  - Kendrick John W Ed.
AU  -  Vaccara Beatrice N Ed.
TI  - New development in productivity measurement and an
T2  - National Bureau of Economic Research Studies in income and Wealth. 44
U1  - X9:89P.(B).73.N7, M0 
PY  - 1980///
CY  - Chicago
PB  - University of Chicago Press       
KW  - Office Management
ER  -