Orem, Dorothea E. Nursing : Concepts of practice / D.E. Orem. - 3rd ed. - New York [etc.] : McGraw-Hill Book Company, 1985. - ix, 294 p. : ill. ; 22 cm. Includes bibliographical references and index ISBN: 0-07-047525-3 Subjects--Topical Terms: Nursing--Philosophy