TY  - BOOK
AU  - Cortés, Fernando,
AU  - Przeworski, Adam,;Sprague, John D.,
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 471175099
SN  - 2
PY  - 1974///46
CY  - New York
PB  - Wiley
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Methodology
KW  - Social sciences;System theory.;Social systems
N1  - A Wiley-Interscience publication; Includes bibliographical references; 5
ER  -