Cita APA (7a ed.)

Root, R. (1957). Progress against prejudice: The church confronts the race problem. Friendship.

Cita Chicago Style (17a ed.)

Root, Robert. Progress Against Prejudice: The Church Confronts the Race Problem. New York: Friendship, 1957.

Cita MLA (9a ed.)

Root, Robert. Progress Against Prejudice: The Church Confronts the Race Problem. Friendship, 1957.