Degan, Vladimir Duro. Sources of internacional law V. D. Degan. - The Hague Boston M. Nijhoff Publishers c1997. - xv, 564 p. 25 cm. - Developments in internacional law v. 27 . Includes bibliographical references (p. [525]-535) and index. ISBN: 9041104216 (hc : alk. paper) LCCN: 97-16417 Subjects--Topical Terms: International Law--Sources LC Class. No.: KZ 1242 / .D437 1997