CAMPBELL, D. D. Review of The Passionate Educators: voluntary associations and the struggle for control of adult educational broadcasting in Canada 1919-52. Canadian Journal of Higher Education, [S. l.], v. 6, n. 3, p. 91–92, 1976. Disponível em: https://www.cjhe.test.sfulib7.publicknowledgeproject.org/index.php/cjhe/article/view/182674. Acesso em: 2 may. 2026.