APA (7th ed.) Citation

Barker, L. J. (1999). African Americans and the American political system. Prentice Hall.

Chicago Style (17th ed.) Citation

Barker, Lucius J. African Americans and the American Political System. Upper Saddle River, New Jersey: Prentice Hall, 1999.

MLA (9th ed.) Citation

Barker, Lucius J. African Americans and the American Political System. Prentice Hall, 1999.