TY  - BOOK
AU  - Rittberger, Volker,
TI  - Evolution and international organization: toward a new level of sociopolitical integration 
SN  - 9024715636
U1  - 321.04 
PY  - 1973///
CY  - Den Haag
PB  - Martinus Nijhoff
KW  - International organization.---
N1  - A revision of the author's thesis, Stanford University, 1971
ER  -