Woll, P. (1965). American government: Readings and cases (2d ed.). Little, Brown.
Cita Chicago (17th ed.)Woll, Peter. American Government: Readings and Cases. 2d ed. Boston: Little, Brown, 1965.
Cita MLA (9th ed.)Woll, Peter. American Government: Readings and Cases. 2d ed. Little, Brown, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.