Berkson, I. (1968). Ethics, politics, and education. Univ. of Oregon.
Čikaški stil citiranja (17. izdanje)Berkson, I.B. Ethics, Politics, and Education. Eugene: Univ. of Oregon, 1968.
MLA način citiranja (8. izdanje)Berkson, I.B. Ethics, Politics, and Education. Univ. of Oregon, 1968.
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