May, T. (2011). Social research: Issues, methods and process (4th ed.). McGraw Hill.
芝加哥风格引文May, Tim. Social Research: Issues, Methods and Process. 4th ed. Maidenhead, England: McGraw Hill, 2011.
MLA引文May, Tim. Social Research: Issues, Methods and Process. 4th ed. McGraw Hill, 2011.
警告：这些引文格式不一定是100％准确.