APA (7e ed.) Bronvermelding

Weston, G. M. (1857). The progress of slavery in the United States. The Author.

Chicago (17e ed.) Bronvermelding

Weston, George M. The Progress of Slavery in the United States. Washington, D.C.: The Author, 1857.

MLA (8e ed.) Bronvermelding

Weston, George M. The Progress of Slavery in the United States. The Author, 1857.