Emory, William. Business research methods / C. William Emory. - Rev. ed. - Homewood, Ill. : Georgetown, Ont. : R. D. Irwin ; Irwin-Dorsey, 1980. - xiv, 530 p. : ill. ; 24 cm. Includes index. Bibliography: p. 489-505. ISBN: 0256022607 Subjects--Topical Terms: Industrial management--Research. LC Class. No.: HD30.4 / .E47 1980