Information sources in politics and political science: A survey worldwide / ed by Dermot Englefield and Gavin Drewry - London: Butterworths, 1984. - xviii, 509p.; 22.5 cm. - Butterworths guides to information sources . ISBN: 0-408-11470-3 Subjects--Topical Terms: Political science - bibliography Dewey Class. No.: R/B 016.016 32 / N84