TY  - BOOK
AU  - Roskin,Michael
AU  - Berry,Nicholas
TI  - IR: an introduction to international relations 
SN  - 013505611X
PY  - 1990///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - International relations
KW  - Government and political science
KW  - World politics
KW  - International cooperation
N1  - Includes index
ER  -