TY  - BOOK
AU  - Nyllas Jozsef Ed.
TI  - Theoretical problems :  Current structural changes   
SN  - 90 286 0366 2
U1  - X:533.1.N7, L6 
PY  - 1976///
CY  - Leyden
PB  - A W Sijthoff        
KW  -  Free Trade
KW  - Economics
ER  -