Creswell, J. W. (2016). 30 Essential Skills for the Qualitative Researcher. SAGE Publications, Inc.
芝加哥风格引文Creswell, John W. 30 Essential Skills for the Qualitative Researcher. California: SAGE Publications, Inc, 2016.
MLA引文Creswell, John W. 30 Essential Skills for the Qualitative Researcher. SAGE Publications, Inc, 2016.
警告：这些引文格式不一定是100％准确.