Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Wilson, James Q., y John J. DiIulio. American Government: The Essentials. 7. ed. Boston [u.a.]: Houghton Mifflin, 1998.

Cita MLA (9a ed.)

Wilson, James Q., y John J. DiIulio. American Government: The Essentials. 7. ed. Houghton Mifflin, 1998.