Zinn, H. (2004). Voices of a people's history of the united states. Seven stories press.
Citazione stile Chigago Style (17a edizione)Zinn, Howard. Voices of a People's History of the United States. New York: Seven stories press, 2004.
Citatione MLA (9a ed.)Zinn, Howard. Voices of a People's History of the United States. Seven stories press, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.