APA (7th ed.) Citation

Wilson, C. D. (1912). Negroes who owned slaves. [publisher not identified].

Chicago Style (17th ed.) Citation

Wilson, Calvin D. Negroes Who Owned Slaves. [New York?]: [publisher not identified], 1912.

MLA (9th ed.) Citation

Wilson, Calvin D. Negroes Who Owned Slaves. [publisher not identified], 1912.

Warning: These citations may not always be 100% accurate.