Cita APA (7th ed.)
Patton, M. Q. (1987). How to use qualitative methods in evaluation. Sage Publications.
Cita Chicago (17th ed.)
Patton, Michael Quinn. How to Use Qualitative Methods in Evaluation. Newbury Park, Calif.: Sage Publications, 1987.
Cita MLA (9th ed.)
Patton, Michael Quinn. How to Use Qualitative Methods in Evaluation. Sage Publications, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.