APA-čujuhus (7. p.)

Ruggiero, V. R. (2008). Thinking critically about ethical issues (7th ed.). McGraw-Hill.

Chicago-čujuhus (17. p.)

Ruggiero, Vincent Ryan. Thinking Critically About Ethical Issues. 7th ed. Boston: McGraw-Hill, 2008.

MLA-čujuhus (9. p.)

Ruggiero, Vincent Ryan. Thinking Critically About Ethical Issues. 7th ed. McGraw-Hill, 2008.

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