Gasper, Des. Structures and meanings : a way to introduce argumentation analys is in policy studies education / Des Gasper. - The Hague : ORPAS-Institute of Social Studies, 2000. - 30 p. : ill., tables ; 30 cm. - Working paper series ; no. 317 . Includes bibliographical references. Subjects--Topical Terms: Policy sciences.-------- Dewey Class. No.: MISR 320.6 GAS