TY  - BOOK
ED  -  Interregional seminar on development planning 
ED  -  United Nations
TI  -  Planning the external sector : :  techniques, problems and policies : 
PY  - 1967///
CY  -  New York : 
PB  -  United Nations, 
KW  -  International trade
KW  -  Foreign trade promotion
ER  -