TY  - BOOK
AU  - Wallerstein Immanuel
TI  - Modern world systems
T2  - Studies in Social Discontinuity
U1  - X.5.M, L4.1-L4.3/TD1 
PY  - 1974///
CY  - New York
PB  - Academic Press        
KW  -  Europe
KW  - Economic Conditions
ER  -