Cita APA (7th ed.)

Wilson, J. Q., & Dilulio, J. J. J. (1998). American government: The essentials (7th ed.). Houghton Mifflin.

Cita Chicago (17th ed.)

Wilson, James Q., i John J. Jr Dilulio. American Government: The Essentials. 7th ed. Boston: Houghton Mifflin, 1998.

Cita MLA (9th ed.)

Wilson, James Q., i John J. Jr Dilulio. American Government: The Essentials. 7th ed. Houghton Mifflin, 1998.