Gutmann, J. (1993). Assertiveness workbook: A plan for busy women. Sheldon.
芝加哥风格引文Gutmann, Joanna. Assertiveness Workbook: A Plan for Busy Women. London: Sheldon, 1993.
MLA引文Gutmann, Joanna. Assertiveness Workbook: A Plan for Busy Women. Sheldon, 1993.
警告：这些引文格式不一定是100％准确.