Cita APA (7a ed.)

Creswell, J. W. (1998). Qualitative inquiry and research design: Choosing among five traditions. Sage.

Cita Chicago Style (17a ed.)

Creswell, John W. Qualitative Inquiry and Research Design: Choosing Among Five Traditions. Thousand Oaks, California [etc.]: Sage, 1998.

Cita MLA (9a ed.)

Creswell, John W. Qualitative Inquiry and Research Design: Choosing Among Five Traditions. Sage, 1998.