APA (7th ed.) Citation

Ritchie, J., & Lewis, J. (2003). Qualitative research practice: A guide for social science students and researchers. Sage Publications.

Chicago Style (17th ed.) Citation

Ritchie, Jane, and Jane Lewis. Qualitative Research Practice: A Guide for Social Science Students and Researchers. London ; Thousand Oaks, Calif.: Sage Publications, 2003.

MLA (9th ed.) Citation

Ritchie, Jane, and Jane Lewis. Qualitative Research Practice: A Guide for Social Science Students and Researchers. Sage Publications, 2003.