Lua APA (7ú heag.)

PATTON, M. Q. (1982). Qualitative evaluation methods. Sage Pub.

Lua i Stíl Chicago (17ú heag.)

PATTON, Michael Quinn. Qualitative Evaluation Methods. London: Sage Pub, 1982.

Lua MLA (9ú heag.)

PATTON, Michael Quinn. Qualitative Evaluation Methods. Sage Pub, 1982.

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