Graziano, Anthony M. Research methods: a process of inquiry / Anthony M. Graziano and Michael L. Raulin - 5th ed. - Boston, MA: Allyn and Bacon, 2004. - xxviii, 452p.: ill. Includes bibliographical references and index ISBN: 0205360653 Subjects--Topical Terms: Research -- Methodology LC Class. No.: Q 180 .55.M44 GRA 2004