Não informado. (1955). Alberta Journal of Educational Research. University of Alberta, Committee on Educational Research.
Citação do estilo Chicago (17ª ed.)Não informado. Alberta Journal of Educational Research. Alberta, Canada: University of Alberta, Committee on Educational Research, 1955.
Citação MLA (8ª ed.)Não informado. Alberta Journal of Educational Research. University of Alberta, Committee on Educational Research, 1955.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.