Frey, Lawrence R. Investigating communication : an introduction to research methods / Lawrence R. Frey, Carl H. Botan, Gary L. Kreps - 2nd ed. - Boston, Mass. : Allyn and Bacon, c2000 - 514 p. : ill. Includes bibliographical references and indexes ISBN: 0205198260 Subjects--Topical Terms: COMMUNICATION--RESEARCH--METHODOLOGY LC Class. No.: P91.3 / F739I 2000