Παραπομπή σε μορφή APA (7η εκδ.)

Stahmer, A. (1987). Communications technology and distance learning in Canada: A survey of Canadian activities. Department of Communications, Govt. of Canada.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Stahmer, Anna. Communications Technology and Distance Learning in Canada: A Survey of Canadian Activities. Ottawa, Ontario: Department of Communications, Govt. of Canada, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

Stahmer, Anna. Communications Technology and Distance Learning in Canada: A Survey of Canadian Activities. Department of Communications, Govt. of Canada, 1987.