Não informado. (1984). AOSTRA Journal of Research. Alberta Oil Sands Technology and Research Authority.
Chicago-referens (17:e uppl.)Não informado. AOSTRA Journal of Research. Edmonton, Canada: Alberta Oil Sands Technology and Research Authority, 1984.
MLA-referens (8:e uppl.)Não informado. AOSTRA Journal of Research. Alberta Oil Sands Technology and Research Authority, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.