(1994). An outline of American history. Office of International Information Programs, United States Department of State.
Citazione stile Chigago Style (17a edizione)An Outline of American History. [Washington, D.C.]: Office of International Information Programs, United States Department of State, 1994.
Citatione MLA (9a ed.)An Outline of American History. Office of International Information Programs, United States Department of State, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.