13th session of the Committee
Paris, France
11-15 December 1989
CONF 004 VIII
Monitoring of the State of Conservation of the World Heritage Natural Properties: Directory
CONF 004 IX.18
Monitoring of the State of Conservation of the World Heritage Cultural Properties: General Issues
CONF 004 XV.44-46
Nominations to the World Heritage List and to the List of World Heritage in Danger: Overview
CONF 004 XVD
Removal from the List of World Heritage in Danger: Ngoronaoro Conservation Area (Tanzania)