Denzin, N. K., & Lincoln, Y. S. (2008). The landscape of qualitative research (3 edition.). Sage Publications.
Lua i Stíl Chicago (17ú heag.)Denzin, Norman K., agus Yvonna S. Lincoln. The Landscape of Qualitative Research. 3 edition. Los Angeles: Sage Publications, 2008.
Lua MLA (9ú heag.)Denzin, Norman K., agus Yvonna S. Lincoln. The Landscape of Qualitative Research. 3 edition. Sage Publications, 2008.
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