Brownlie, Ian. Principles of Public International Law. Ian Brownlie. - 4th ed. - Oxford : Clarendon Press. 1990 - xlv,748p. 25cm Includes Index. ISBN: 0198256388 0198256396 (pbk.) LC Class. No.: JX3225. / B78 1990 Dewey Class. No.: 341 / BRO