Sidel, R. (2006). Unsung heroines: Single mothers and the American dream. University of California Press.
芝加哥风格引文Sidel, Ruth. Unsung Heroines: Single Mothers and the American Dream. Berkeley: University of California Press, 2006.
MLA引文Sidel, Ruth. Unsung Heroines: Single Mothers and the American Dream. University of California Press, 2006.
警告：这些引文格式不一定是100％准确.