Report of the commissioner-general of the United Nations relief and works agency for Palestine refugees in the Near East : 1 July 1989-30 June 1990/ United Nations. United Nations. Social problem. Refugees. 361.53 UNR "General assembly, official records : forty-fifth session, supplement no. 13 (A/45/13)" Includes bibliographical references. New York : United Nations, 1990. 1990. 1990 Text viii, 53 p. : eng