TY  - BOOK
AU  - Dougherty James E
AU  -  Pfaltzgraff Robert L
TI  - Contending theories of international relations
U1  - W:91, L14;M1 (EW) 
PY  - 1981///
CY  - New York
PB  - Harper and Row    
KW  - POLITICAL SCIENCE
ER  -