एपीए उद्धरण

Flick, U. (2009). Introduction to qualitative research (4th ed.). Sage Publications.

शिकागो स्टाइल उद्धरण

Flick, Uwe. Introduction to Qualitative Research. 4th ed. New Delhi: Sage Publications, 2009.

एमएलए उद्धरण

Flick, Uwe. Introduction to Qualitative Research. 4th ed. Sage Publications, 2009.