Leary, Mark R Introduction to behavioral research methods / Mark R. Leary - Belmont, California: Wadsworth Publishing Compnay, c1991. - xvii, 360 pages: illustrations; 24 cm. Includes bibliographical references and indexes. ISBN: 0-534-13818-7 Subjects--Topical Terms: Psychology -- Research -- Methodology Dewey Class. No.: DC 150.724 / L47