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Qualitative methods for health research / Green, Judith.

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

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

QUALITATIVE INQUIRY AND RESEARCH DESIGNINTERNATIONAL STUDENT EDITION : choosing among... five

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

Qualitative research methods for business students : a global approach / Omeihe, Kingsley Obi

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

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

Netnography : the essential guide to qualitative social media research / Kozinets, Robert V., 1964