World Peace Council. Information Centre., & World conference on the path to development and international cooperation. (1978). World conference on the path to development and international cooperation, Tripoli, 9-13 April, 1978. Helsinki: Information Centre of the World Peace Council.
Παραπομπή Chicago StyleWorld Peace Council. Information Centre., and World conference on the path to development and international cooperation. World Conference On the Path to Development and International Cooperation, Tripoli, 9-13 April, 1978. Helsinki: Information Centre of the World Peace Council, 1978.
Παραπομπή MLAWorld Peace Council. Information Centre., and World conference on the path to development and international cooperation. World Conference On the Path to Development and International Cooperation, Tripoli, 9-13 April, 1978. Helsinki: Information Centre of the World Peace Council, 1978.