Cita APA (7a ed.)

Green, J., & Thorogood, N. (2009). Qualitative methods for health research (2nd ed.). Sage.

Cita Chicago Style (17a ed.)

Green, Judith, y Nicki Thorogood. Qualitative Methods for Health Research. 2nd ed. London: Sage, 2009.

Cita MLA (9a ed.)

Green, Judith, y Nicki Thorogood. Qualitative Methods for Health Research. 2nd ed. Sage, 2009.