Research methods in the behavioral sciences / edited by Leon Festinger, Daniel Katz ; contributing authors, Robert C. Angell ... [et al.]. Festinger, Leon, 1919- Katz, Daniel, 1903- Social sciences Methodology. H61 .F42 301.01* 301.8 Includes bibliographies and index. New York : Dryden Press, c1953. c1953. 1953 Text xi, 660 p. eng The Dryden Press publications in interpersonal relations