MacKinnon, Barbara 1937- Ethics : Theory and Contemporary Issues - 6th ed. - Belmont : Wadsworth Cengage Learning, 2009. - xvi, 512p. Includes index. ISBN: 9780495506799 LCCN: 2007942489 Subjects--Topical Terms: Ethics.Civil EngineeringEthics, Modern--20th century. LC Class. No.: W50 MAC