APA (7th ed.) Citation

Northrup, H. R. (1971). Organized labor and the negro. Kraus.

Chicago Style (17th ed.) Citation

Northrup, Herbert R. Organized Labor and the Negro. New York: Kraus, 1971.

MLA (9th ed.) Citation

Northrup, Herbert R. Organized Labor and the Negro. Kraus, 1971.