APA (7e ed.) Bronvermelding

Ruggiero, V. R. (1997). Thinking critically about ethical issues (4th ed.). Mayfield Pub. Co.

Chicago (17e ed.) Bronvermelding

Ruggiero, Vincent Ryan. Thinking Critically About Ethical Issues. 4th ed. Mountain View, Calif: Mayfield Pub. Co, 1997.

MLA (9e ed.) Bronvermelding

Ruggiero, Vincent Ryan. Thinking Critically About Ethical Issues. 4th ed. Mayfield Pub. Co, 1997.