Steinbeck, J. (1986). Travels with Charley: In search of America. Penguin Books.
芝加哥风格引文Steinbeck, John. Travels with Charley: In Search of America. New York: Penguin Books, 1986.
MLA引文Steinbeck, John. Travels with Charley: In Search of America. Penguin Books, 1986.
警告：这些引文格式不一定是100％准确.