Beauchamp, Tom L. Principles of biomedical ethics / Tom L. Beauchamp, James F. Childress. - 4th ed. - New York : Oxford University Press, 1994. - x, 321 p. : ill. ; 25 cm. Includes bibliographical references and index. Subjects--Topical Terms: Medical ethics. Dewey Class. No.: 174.2 / BEP 1994