Statistics for engineers and scientists por Navidi, William

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

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

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

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

Secondary data in mixed methods research por Watkins, Daphne

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

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

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

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge