Nickels, W. G. (1987). Understanding business. Times Mirror/Mosby College Pub..
芝加哥风格引文Nickels, William G. Understanding Business. St. Louis: Times Mirror/Mosby College Pub., 1987.
MLA引文Nickels, William G. Understanding Business. Times Mirror/Mosby College Pub., 1987.
警告：这些引文格式不一定是100％准确.