Não informado. (1957). Journal of education of the Faculty of Education. University of British Columbia, Faculty and College of Education.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Journal of Education of the Faculty of Education. Vancouver, Canada: University of British Columbia, Faculty and College of Education, 1957.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Journal of Education of the Faculty of Education. University of British Columbia, Faculty and College of Education, 1957.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.