Zikmund, William G. Business research methods / William G. Zikmund, Barry J. Babin, Jon C. Carr ; [edited by] Michael Roche, Elizabeth Lowry. - 9th ed. - Mason, OH : Erin Joyner, 2013. - xxv, 670 p. : ill. ; 25 cm Includes bibliographical references and index ISBN: 9781133190943 Subjects--Topical Terms: Management--ResearchBusiness--Research LC Class. No.: HD30.4 / .Z54 2013