UNESCO 1986 < 196 > 1987: Report of the Director-General on the Activities of the Organization in 1986-1987 Communicated to Member States and the Executive ... with Article VI.3.b of the Constitution

Paperback

ISBN: 978-92-3-102573-0

ISBN-10: 92-3-102573-2

United Nations Educational Scientific and Cultural ยท 1988