APA-viite (7. p.)

Flick, U. (2009). An introduction to qualitative research (Forth edition.). Sage Publications.

Chicago-viite (17. p.)

Flick, Uwe. An Introduction to Qualitative Research. Forth edition. Los Angeles ; New Delhi: Sage Publications, 2009.

MLA-viite (8. p.)

Flick, Uwe. An Introduction to Qualitative Research. Forth edition. Sage Publications, 2009.