Porpora, D. V. (1990). How holocausts happen: The United States in Central America. Temple University Press.
Citazione stile Chigago Style (17a edizione)Porpora, Douglas V. How Holocausts Happen: The United States in Central America. Philadelphia: Temple University Press, 1990.
Citatione MLA (9a ed.)Porpora, Douglas V. How Holocausts Happen: The United States in Central America. Temple University Press, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.