Cita APA (7a ed.)

Porter, E. (2010). The Problem of the Future World: W. E. B. Du Bois and the Race Concept at Midcentury. Duke University Press.

Cita Chicago Style (17a ed.)

Porter, Eric. The Problem of the Future World: W. E. B. Du Bois and the Race Concept at Midcentury. Durham, NC: Duke University Press, 2010.

Cita MLA (8a ed.)

Porter, Eric. The Problem of the Future World: W. E. B. Du Bois and the Race Concept at Midcentury. Duke University Press, 2010.