TY - BOOK AU - Singleton,Royce TI - Approaches to social research SN - 019504469X (alk. paper) : U1 - 300/.72 19 PY - 1988/// CY - New York PB - Oxford University Press KW - Social sciences KW - Research KW - Methodology N1 - Includes indexes; Bibliography: p. 497-515 UR - http://www.loc.gov/catdir/enhancements/fy0636/87012187-d.html ER -