Não informado. (1984). AOSTRA Journal of Research. Alberta Oil Sands Technology and Research Authority.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. AOSTRA Journal of Research. Edmonton, Canada: Alberta Oil Sands Technology and Research Authority, 1984.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. AOSTRA Journal of Research. Alberta Oil Sands Technology and Research Authority, 1984.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.