TY  - BOOK
AU  - Rosati, F C Tria, G Series 
TI  - International conference on productivity and growth (1993: rome). The service sector
U1  - 338.4561 INT 
PY  - 1995///
CY  - Heidelberg
PB  - Physica-Verl
N1  - Includes bibliographical references 
ER  -