Emory,C.William Business Research Methods/ English C.William Emory - rev.ed. - Lilinois: Richard D.Irwin,inc, 1980. - xiv,530p.: stat.; 23 cm. - The Irwin in Information and Decision Science . ISBN: 0256022607 Subjects--Index Terms: Research Methodology Dewey Class. No.: 001.42 / EMO