Emory, William. Business research methods / C. William Emory. - Rev. ed. - Homewood, Ill. : R. D. Irwin ; c1980. - xiv, 530 p. : ill. ; 24 cm. - The Irwin series in information and decision sciences . Includes bibliographical references and index. ISBN: 0256022607 LCCN: 79088781 Subjects--Topical Terms: Industrial management--Research. Dewey Class. No.: 658.40072 / EMB