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Workshop on Ecotechnie Chair Networking and Education for Sustainable Development, Aswan, Egypt, 1998 and UNESCO Regional Office for Science and Technology for the Arab States (Egypt), "Report ," UNESCO Cairo Office, 1998.

Workshop on Ecotechnie Chair Networking and Education for Sustainable Development, A., UNESCO Regional Office for Science and Technology for the Arab States (Egypt), (1998). "Report," UNESCO Cairo Office.

Workshop on Ecotechnie Chair Networking and Education for Sustainable Development, Aswan, Egypt, 1998, UNESCO Regional Office for Science and Technology for the Arab States (Egypt). (1998). "Report," UNESCO Cairo Office.