Não informado. (1919). Manitoba Teacher. Manitoba Teacher's Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Manitoba Teacher. Winnipeg, Canada: Manitoba Teacher's Society, 1919.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Manitoba Teacher. Manitoba Teacher's Society, 1919.
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