TY  - BOOK
AU  - Brinkerhoff, Robert & Dressler, Dennis
TI  - Productivity measurement: a guide for managers and evaluators
SN  - 803931522
U1  - CIR 658 B76 1990 
PY  - 1990///
CY  - California, USA
PB  - Sage Publications, Inc.
ER  -