Yazar
Karen Tietjen
20 cilt bulundu.
Karen Tietjen, United States. Agency for International Development. Bureau for Science and Technology. Office of Education, University of the West Indies (Saint Augustine, Trinidad and Tobago), Indonesia. Direktorat Jenderal Pendidikan Tinggi, Empresa Nacional de Telecomunicaciones (Peru), AID Rural Satellite Program (U.S.) · Yayınevi bilinmiyor
36 sayfa · 1987
Distance education
Nancy Murray, Karen Tietjen · Yayınevi bilinmiyor
9 sayfa · 2014
Douglas Goldschmidt, Karen Tietjen, Willard D. Shaw · Yayınevi bilinmiyor
52 sayfa · 1987
Earth stations (Satellite telecommunication)
Adriana Jaramillo, Karen Tietjen, World Bank. Africa Regional Office · Yayınevi bilinmiyor
48 sayfa · 2001
Child development
Sabine Doff, Marion Wulf, Christoph Duchhardt, Andreas Klee, Julia Neuhof, Maria Peters, Silvia Thünemann, Sabrina Tietjen, Georgia Gödecke, Andreas Grünewald, Stephanie Grünbauer, · Yayınevi bilinmiyor
Karen Tietjen, Joseph DeStefano, Ash Hartwell · Yayınevi bilinmiyor
146 sayfa · 1994
Education and state
Adriana Jaramillo, Karen Tietjen, World Bank. Africa Regional Office · Yayınevi bilinmiyor
56 sayfa · 2002
Child development