Cornbleth, C. (1977). Using questions in social studies. National Council for the Social Sciences.
芝加哥风格引文Cornbleth, Catherine. Using Questions in Social Studies. [Washington]: National Council for the Social Sciences, 1977.
MLA引文Cornbleth, Catherine. Using Questions in Social Studies. National Council for the Social Sciences, 1977.
警告：这些引文格式不一定是100％准确.