Stahmer, A. (1987). Communications technology and distance learning in Canada: A survey of Canadian activities. Department of Communications, Govt. of Canada.
Chicago-referens (17:e uppl.)Stahmer, Anna. Communications Technology and Distance Learning in Canada: A Survey of Canadian Activities. Ottawa, Ontario: Department of Communications, Govt. of Canada, 1987.
MLA-referens (9:e uppl.)Stahmer, Anna. Communications Technology and Distance Learning in Canada: A Survey of Canadian Activities. Department of Communications, Govt. of Canada, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.