Betts, G. H. (1950). The mind and its education. Appleton.
Tohutoru Kātū Chicago (17th ed.)Betts, G. H. The Mind and Its Education. Evanston: Appleton, 1950.
Tohutoro MLA (9th ed.)Betts, G. H. The Mind and Its Education. Appleton, 1950.
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