Flick, U. (2017). An Introduction to Qualitative Research (5th ed.). SAGE Publications India Pvt. Ltd.
芝加哥风格引文Flick, Uwe. An Introduction to Qualitative Research. 5th ed. New Delhi: SAGE Publications India Pvt. Ltd, 2017.
MLA引文Flick, Uwe. An Introduction to Qualitative Research. 5th ed. SAGE Publications India Pvt. Ltd, 2017.
警告：这些引文格式不一定是100％准确.