Flick, U. (2009). An introduction to qualitative research (Forth edition.). Sage Publications.
Chicago-referens (17:e uppl.)Flick, Uwe. An Introduction to Qualitative Research. Forth edition. Los Angeles ; New Delhi: Sage Publications, 2009.
MLA-referens (8:e uppl.)Flick, Uwe. An Introduction to Qualitative Research. Forth edition. Sage Publications, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.