International organization and integration : annotated basic documents and descriptive directory of international organizations and arrangements / board of editors, P.J.G. Kapteyn ... [et al.] ; with a foreword by Louis B. Sohn. Kapteyn, P. J. G. (Paul Joan George) United Nations. Treaties Collections. International law Sources. KZ4850 .I58 1981 341.13 19 VAI Vol. 2, pt. : first imprint place: Dordrecht. Tables inserted in each volume. Includes indexes. Kept up to date by supplements. The Hague ; Boston : Martinus Nijhoff Publishers ; Hingham, MA : Distributors for the U.S. and Canada, Kluwer Boston, c1981- c1981- 1981 Text ; eng