TY  - BOOK
AU  - Buzan, Barry ,Little, Richard
TI  - International systems in world history ,remaking the study of international relations
SN  - 0-19-878065-6
U1  - 327.101 BUZ 
PY  - 2000///
CY  - NEW YORK
PB  - OXFORD UNIVERSITY
KW  - WORLD HISTORY.INTERNATIONAL RELATIONS
ER  -