Research methods and statistics : a critical thinking approach / Sherri L. Jackson. Jackson, Sherri L., Psychology Research Methodology. Psychometrics. BF76.5 .J29 2003 001.42 21 JAR Includes bibliographical references and index. Australia : Thomson/Wadsworth, c2003. c2003. 2003 Text xix, 357 p. : http://www.loc.gov/catdir/enhancements/fy1515/2002111994-b.html http://www.loc.gov/catdir/enhancements/fy1515/2002111994-d.html http://www.loc.gov/catdir/enhancements/fy1515/2002111994-t.html eng