TY  - BOOK
AU  - Butterfield,Herbert
AU  - Wight, Martin
TI  - Diplomatic investigations: essays in the theory of international politics 
SN  - 0043270069
PY  - 1966///
CY  - London
PB  - George Allen & Unwin
KW  - International relations
N1  - Contributors: Hedley Bull, Herbert Butterfield, Michael Howard, G.F. Hudson, Donald Mackinnon, Martin Wight; Bibliographical footnotes
ER  -