TY  - BOOK
AU  - Holsti,Ole R.
AU  - Siverson,Randolp M.
AU  - George,Alexander L.
TI  - Change in the international system
SN  - 0891588469 :
U1  - 327 
PY  - 1980///
CY  - Boulder
PB  - Westview Press
KW  - International relations
KW  - World politics
N1  - Includes index
ER  -