Morgan, D. (1979). Merchants of grain. Viking Press.
芝加哥风格引文Morgan, Dan. Merchants of Grain. New York: Viking Press, 1979.
MLA引文Morgan, Dan. Merchants of Grain. Viking Press, 1979.
警告：这些引文格式不一定是100％准确.
APA引文
Morgan, D. (1979). Merchants of grain. Viking Press.
芝加哥风格引文Morgan, Dan. Merchants of Grain. New York: Viking Press, 1979.
MLA引文Morgan, Dan. Merchants of Grain. Viking Press, 1979.