APA (7th ed.) Citation

Morel, E. D. (1969). Red rubber: The story of the rubber slave trade flourishing on the Congo in the year of grace 1906. Negro Universities Press.

Chicago Style (17th ed.) Citation

Morel, E. D. Red Rubber: The Story of the Rubber Slave Trade Flourishing on the Congo in the Year of Grace 1906. New York: Negro Universities Press, 1969.

MLA (9th ed.) Citation

Morel, E. D. Red Rubber: The Story of the Rubber Slave Trade Flourishing on the Congo in the Year of Grace 1906. Negro Universities Press, 1969.