Quasi-experimental approaches
Subtitle: testing theory and evaluating policy.  Edited by James A. Caporaso and Leslie L. Roos, Jr. Contributors: Hal J. Bohner [and others]
Contributors: Roos, Leslie L., 1940-,; Bohner, Hal J.
Publisher: Northwestern University Press
Published: 1973
Place of publication: Evanston, [Ill.]
Language: eng
Number of pages: 368
Subjects: Social science research; Experimental design; Social sciences -- Methodology