2. Research methods for the behavioral sciences Gravetter, Frederick J, Boston, MA : Cengage Learning, [2018] GDM517 GDM516
3. Research methods for the behavioral sciences Gravetter, Frederick J. Stamford, CT : Cengage Learning, c2016. GDM517
4. Research methods for the behavioral sciences Stangor, Charles, Stamford, CT: Cengage Learning, [2015] PSY206 PSY501 GDM516
6. Fundamental statistics for the behavioral sciences Howell, David C., Australia ; Cengage Learning, [2017] PSY103
7. Research methods for the behavioral sciences Gravetter, Frederick J., Boston, MA : Cengage, [2018] GDM516 Online view
9. Understanding and evaluating research in applied clinical settings Morgan, George A. (George Arthur), 1936- New York : Psychology Press Taylor & francis Group ; 2006. CP516
