German Adult Education Association, Bonn (Germany). Inst. for International Cooperation, & Hinzen, H. (1993). Adult Education and Development, 1993. Distributed by ERIC Clearinghouse.
Chicago-referens (17:e uppl.)German Adult Education Association, Bonn (Germany). Inst. for International Cooperation, och Heribert Hinzen. Adult Education and Development, 1993. [Washington, D.C.]: Distributed by ERIC Clearinghouse, 1993.
MLA-referens (8:e uppl.)German Adult Education Association, Bonn (Germany). Inst. for International Cooperation, och Heribert Hinzen. Adult Education and Development, 1993. Distributed by ERIC Clearinghouse, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.