APA (7th ed.) Zitazioa
Patton, M. Q. (2001). Qualitative research and evaluation and methods (3rd ed.). Sage publ..
Chicago Style (17th ed.) Zitazioa
Patton, Michael Quinn. Qualitative Research and Evaluation and Methods. 3rd ed. London: Sage publ., 2001.
MLA (9th ed.) Zitazioa
Patton, Michael Quinn. Qualitative Research and Evaluation and Methods. 3rd ed. Sage publ., 2001.
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