Statistics for engineers and scientists di Navidi, William

Statistical techniques in business & economics di Lind, Douglas A., Marchal, William G., Wathen, Samuel Adam

Research design qualitative, quantitative, and mixed methods approaches di Creswell, John W., Creswell, J. David

Exploring rating scale functioning for survey research di Wind, Stefanie A. (Anne)

Research design qualitative, quantitative, and mixed methods approaches di Creswell, John W., Creswell, J. David

Secondary data in mixed methods research di Watkins, Daphne

Adventures in social research data analysis using IBM SPSS statistics di Babbie, Earl R., Zaino, Jeanne, Wagner, William E. (William Edward)

Political analysis a guide to data & statistics di Loveless, Matthew

Experimental designs di Ariel, Barak, Bland, Matthew, Sutherland, Alex

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge