Não informado. (1957). Journal of education of the Faculty of Education. University of British Columbia, Faculty and College of Education.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Education of the Faculty of Education. Vancouver, Canada: University of British Columbia, Faculty and College of Education, 1957.
Citação MLA (8ª ed.)Não informado. Journal of Education of the Faculty of Education. University of British Columbia, Faculty and College of Education, 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.