DeGarmo, C. (1889). Ethical training in the public schools. [Philadelphia : Swarthmore College].
Čikaški stil citiranja (17. izdanje)DeGarmo, Charles. Ethical Training in the Public Schools. [Philadelphia : Swarthmore College], 1889.
MLA način citiranja (8. izdanje)DeGarmo, Charles. Ethical Training in the Public Schools. [Philadelphia : Swarthmore College], 1889.
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