Zikmund, William G. Business research methods / William G. Zikmund. - 5th ed. - Fort Worth, Tex. : Dryden Press, c1997. - xxi, 829p. ; 24 cm. Glossary : p. GL - 2 - GL-15. Includes index. ISBN: 0030184320 Subjects--Topical Terms: Management--Research.Business--Research.