APA Style

Evans, G., Newnham, J. (1990). The dictionary of world politics: a reference guide to concepts, ideas, and institutions . Hemel Hempstead: Harvester Wheatsheaf.

MLA Style

Evans, Graham., Newnham, Jeffrey. "The dictionary of world politics: a reference guide to concepts, ideas, and institutions". Hemel Hempstead: Harvester Wheatsheaf, 1990. Books.