APA (7th ed.) Zitazioa
Patton, M. Q. (1987). How to use qualitative methods in evaluation. Sage Publications.
Chicago Style (17th ed.) Zitazioa
Patton, Michael Quinn. How to Use Qualitative Methods in Evaluation. Newbury Park, Calif.: Sage Publications, 1987.
MLA (9th ed.) Zitazioa
Patton, Michael Quinn. How to Use Qualitative Methods in Evaluation. Sage Publications, 1987.
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