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

Statistics for engineers and scientists حسب Navidi, William

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

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

Secondary data in mixed methods research حسب Watkins, Daphne

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

Exploring rating scale functioning for survey research حسب Wind, Stefanie A.

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge

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

Survey research and sampling حسب Eichhorn, Jan