Sorenson, S. (1998). How to write research papers (2nd.). Thomson Learning.
芝加哥风格引文Sorenson, Sharon. How to Write Research Papers. 2nd. Cincinnati: Thomson Learning, 1998.
MLA引文Sorenson, Sharon. How to Write Research Papers. 2nd. Thomson Learning, 1998.
警告：这些引文格式不一定是100％准确.