APA-referens (7:e uppl.)

Pepper, W. (1893). An address before the First Pan-American Medical Congress, September 6th, 1893, in the city of Washington, D.C. Allen, Lane & Scott's Printing House.

Chicago-referens (17:e uppl.)

Pepper, William. An Address Before the First Pan-American Medical Congress, September 6th, 1893, in the City of Washington, D.C. Philadelphia: Allen, Lane & Scott's Printing House, 1893.

MLA-referens (8:e uppl.)

Pepper, William. An Address Before the First Pan-American Medical Congress, September 6th, 1893, in the City of Washington, D.C. Allen, Lane & Scott's Printing House, 1893.