TY  - BOOK
AU  - Bailey David Ed.
AU  -  Hubert Tony Ed.
TI  - Productivity measurement:  An international review   
T2  - European Association of nation Productivity Centres
U1  - X:89P:(B), M0 
PY  - 1980///
CY  - Westmead
PB  - Gower          
KW  - Work Study
N1  - British council of productivity associations publication
ER  -