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

Statistics for engineers and scientists по Navidi, William

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

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

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

Secondary data in mixed methods research по Watkins, Daphne

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

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge

Survey research and sampling по Eichhorn, Jan