(2011). American government 10/11: Annual editions (40th ed.). New York: McGraw-Hill.
Stile di citazione ChicagoAmerican Government 10/11: Annual Editions. 40th ed. New York: McGraw-Hill, 2011.
Citazione MLAAmerican Government 10/11: Annual Editions. 40th ed. New York: McGraw-Hill, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.