Erdman, P. (1981). The last days of America. Boston: G.K. Hall.
Trích dẫn kiểu ChicagoErdman, Paul. The Last Days of America. Boston: G.K. Hall, 1981.
MLA引文Erdman, Paul. The Last Days of America. Boston: G.K. Hall, 1981.
警告：这些引文格式不一定是100％准确.
APA引文