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

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

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

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. (William Edward)

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

The SAGE encyclopedia of research design

Available for UP System via SAGE Knowledge

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

Survey research and sampling od Eichhorn, Jan