Eibling, H. H., & Jackson, C. J. (1977). Two centuries of progress: United States history. Laidlaw brothers.
芝加哥风格引文Eibling, Harold H., 与 Carlton J. Jackson. Two Centuries of Progress: United States History. Irvine: Laidlaw brothers, 1977.
MLA引文Eibling, Harold H., 与 Carlton J. Jackson. Two Centuries of Progress: United States History. Laidlaw brothers, 1977.
警告：这些引文格式不一定是100％准确.