Cite

The duty of great nations

MLA

J. Ottman Lithographic Company, Keppler & Schwarzmann, Keppler, Udo J., 1872-1956. The duty of great nations. 1899 February 15. https://collections.library.yale.edu/catalog/2066936.

APA, 6th edition

J. Ottman Lithographic Company, & Keppler & Schwarzmann, & Keppler, Udo J., 1872-1956. (1899 February 15)[The duty of great nations]. https://collections.library.yale.edu/catalog/2066936.