Simpson Gerry Ed. Nature of international law edited by Gerry Simpson Simpson Gerry Ed. - Aldershot Ashgate Dartmouth UK 2001 - xxxvii,640p. cm. - Library of essays in international law . ISBN: 0 7546 2065 4 Standard No.: 253,111 Source: Textual Subjects--Topical Terms: LAW Dewey Class. No.: Z1v, P1