PUNCH, K. F. (2014). Introduction to social research: Quantitative & qualitative approaches. SAGE.
芝加哥风格引文PUNCH, Keith F. Introduction to Social Research: Quantitative & Qualitative Approaches. SAGE, 2014.
MLA引文PUNCH, Keith F. Introduction to Social Research: Quantitative & Qualitative Approaches. SAGE, 2014.
警告：这些引文格式不一定是100％准确.