Dyfyniad APA

Ruggiero, V. R., & 1963-. (2011). Thinking critically about ethical issues (8th ed.). Dubuque: McGraw-Hill.

Dyfyniad Arddull Chicago

Ruggiero, Vincent Ryan., và 1963-. Thinking Critically About Ethical Issues. 8th ed. Dubuque: McGraw-Hill, 2011.

Dyfyniad MLA

Ruggiero, Vincent Ryan., và 1963-. Thinking Critically About Ethical Issues. 8th ed. Dubuque: McGraw-Hill, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.