APA (7th ed.) Citation

Patton, M. Q. (2002). Qualitative research & evaluation methods (3. ed.). Sage.

Chicago Style (17th ed.) Citation

Patton, Michael Quinn. Qualitative Research & Evaluation Methods. 3. ed. Thousand Oaks, Calif. [u.a.]: Sage, 2002.

MLA (9th ed.) Citation

Patton, Michael Quinn. Qualitative Research & Evaluation Methods. 3. ed. Sage, 2002.