Report of the Director-General 1990-1991: Report of the Director-General on the Activities of the Organization in 1990-91 Commmunicated to Member ... with Article VI.3.b of the Constitution

Paperback

ISBN: 978-92-3-102802-1

ISBN-10: 92-3-102802-2

United Nations Educational Scientific and Cultural Organization (UNESCO) ยท 1992