Merton, Robert K. Qualitative and quantitative social research / by Robert K. Merton, James S. Coleman and Peter H. Rossi - New York: The Free Press, 1979. - xviii, 413p. ISBN: 0029209307 Subjects--Topical Terms: Quantitative methodsSocial researchSociologySociology Dewey Class. No.: 301.018 / MER/Q