Citazione Stile APA (7a Edizione)
Coulter, E. M. (1991). Principles of politics and government (4th.ed.). Allyn and Bacon.
Citazione stile Chigago Style (17a edizione)
Coulter, Edwin M. Principles of Politics and Government. 4th.ed. Dubuque: Allyn and Bacon, 1991.
Citatione MLA (9a ed.)
Coulter, Edwin M. Principles of Politics and Government. 4th.ed. Allyn and Bacon, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.