Practical research : planning and design / Leedy, Paul D.

Research methodology : business and management contexts / Bryman, Alan, author.

Essentials of marketing research : putting research into practice / Clow, Kenneth E.

Integrating qualitative and quantitative methods : a pragmatic approach / Morgan, David L

Qualitative data analysis : a methods sourcebook / Miles, Matthew B.

Qualitative text analysis : a guide to methods, practice & using software / Kuckartz, Udo, 1951

Research foundations : how do we know what we know? / Woodwell, Douglas.

The basics of social research / Babbie, Earl R.

Introducing communication research : paths of inquiry / Treadwell, D. F. (Donald Francis)

Qualitative research.

The practice of research in criminology and criminal justice / Bachman, Ronet.

Research methods for counseling : an introduction / Wright, Robert J., 1945-