Não informado. (1973). Canadian Journal of Research in Semiotics. Canadian Semiotics Research Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Canadian Journal of Research in Semiotics. Toronto, Canada: Canadian Semiotics Research Association, 1973.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Canadian Journal of Research in Semiotics. Canadian Semiotics Research Association, 1973.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.