TY  - BOOK
AU  - Pratten C F
TI  - Labour productivity differentials with in internat
T2  - University of Cambridge, Development of Applied Economics, Occasional Papers.50
U1  - XM8:89A, L6 
PY  - 1976///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Multinational
N1  - Appendix p 74-118
ER  -