Educational research : quantitative, qualitative, and mixed approaches / Johnson, R. Burke, author.

Educational research : quantitative, qualitative, and mixed approaches / Johnson, Burke, auteur.

Social research methods : qualitative, quantitative and mixed methods approaches / Grønmo, Sigmund

Research design : qualitative, quantitative, and mixed methods approaches / Creswell, John W

Understanding quantitative and qualitative research in psychology : a practical guide to methods

Research design : qualitative, quantitative, and mixed methods approaches / Creswell, John W

Research design : quantitative, qualitative, mixed methods, arts-based, and community-based

Qualitative research -- Data processing.

Qualitative methods for health research / Green, Judith.

First steps in research / Maree, J. G. (Jacobus Gideon)

Marketing research -- Case studies.

Qualitative research.