TY  - BOOK
AU  - El-Agraa Ali M
TI  - Trade theory and policy:  Some topical issues   
SN  - 0 333 36020 6
U1  - X:53, M4 
PY  - 1984///
CY  - London
PB  - MacMillan          
KW  - Tariff
N1  - Bibliography: P107-116
ER  -