Coyle, D. C. (1941). America. National Home Library Foundation.
芝加哥风格引文Coyle, David Cushman. America. Washington, D. C: National Home Library Foundation, 1941.
MLA引文Coyle, David Cushman. America. National Home Library Foundation, 1941.
警告：这些引文格式不一定是100％准确.