De Grolier , E. (1979). The Organization of Information Systems for Government and Public Administration. Unesco.
Chicago-referens (17:e uppl.)De Grolier , Eric. The Organization of Information Systems for Government and Public Administration. France: Unesco, 1979.
MLA-referens (9:e uppl.)De Grolier , Eric. The Organization of Information Systems for Government and Public Administration. Unesco, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.