Tohutoro APA (7th ed.)
Kerschensteiner, G. (1966). Briefwechsel.
Tohutoru Kātū Chicago (17th ed.)
Kerschensteiner, Georg. Briefwechsel. 1966.
Tohutoro MLA (9th ed.)
Kerschensteiner, Georg. Briefwechsel. 1966.
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