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

Statistics for engineers and scientists od Navidi, William

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

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

Secondary data in mixed methods research od Watkins, Daphne

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

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

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge

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

Survey research and sampling od Eichhorn, Jan