N ote The designations employed and the presentation of the material in this publication do not imply the expression of any opinion whatsoever on the part of the Secretariat of the United Nations concerning the legal status of any country, territory, city or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries. * ** Symbols of United Nations documents are composed of capital letters combined with figures. Mention of such a figure indicates a reference to a United Nations document. HR/P/PT/4/Rev.1 UNITED NATIONS PUBLICATION Sales No. E.09.XIV.4 ISBN 978-92-1-154189-2 ISSN 1020-1688 Photo credits: © United Nations Capital Development Fund/Roger Adams, except top right: © International Labour Organization/P. Deloche and centre left: © International Labour Organization/A. Ganal © 2010 United Nations All worldwide rights reserved ii