Christakis, A. N., & Christakis, L. (1975). Report on an IFIAS project workshop on human settlements: Held at Aspen Berlin, Aspen Institute for Humanistic Studies, March 17-21, 1975. Stockholm: International Federation of Institutes for Advance Study.
Παραπομπή Chicago StyleChristakis, A. N., and L. Christakis. Report On an IFIAS Project Workshop On Human Settlements: Held At Aspen Berlin, Aspen Institute for Humanistic Studies, March 17-21, 1975. Stockholm: International Federation of Institutes for Advance Study, 1975.
Παραπομπή MLAChristakis, A. N., and L. Christakis. Report On an IFIAS Project Workshop On Human Settlements: Held At Aspen Berlin, Aspen Institute for Humanistic Studies, March 17-21, 1975. Stockholm: International Federation of Institutes for Advance Study, 1975.