Campbell, D. S. (1995). Better sentence-writing in 30 minutes a day (Trade ed.). Career Press.
芝加哥风格引文Campbell, Dianna S. Better Sentence-writing in 30 Minutes a Day. Trade ed. Franklin Lakes, N.J: Career Press, 1995.
MLA引文Campbell, Dianna S. Better Sentence-writing in 30 Minutes a Day. Trade ed. Career Press, 1995.
警告：这些引文格式不一定是100％准确.