Holmes, G. F. (1871). A school history of the United States of America: From the earliest discoveries to the year 1870. With maps and other illustrations, and an appendix containing the Constitution of the United States and the Declaration of Independence. University Pub. Co..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Holmes, George Frederick. A School History of the United States of America: From the Earliest Discoveries to the Year 1870. With Maps and Other Illustrations, and an Appendix Containing the Constitution of the United States and the Declaration of Independence. New York, Baltimore: University Pub. Co., 1871.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Holmes, George Frederick. A School History of the United States of America: From the Earliest Discoveries to the Year 1870. With Maps and Other Illustrations, and an Appendix Containing the Constitution of the United States and the Declaration of Independence. University Pub. Co., 1871.