Ruggiero, Vincent Ryan. Thinking critically about ethical issues / Vincent Ryan Ruggiero. - 8th ed. - Dubuque : McGraw-Hill, 2012. - xiii, 207 p. ; 23 cm. ISBN: 9780073535906 0073535907 (pbk.) Subjects--Topical Terms: Ethics. Dewey Class. No.: 170 / RUG 2012