Barry, T., & Preusch, D. El Salvador: The other war. The Inter-Hemispheric Education Resource Center.
Citazione stile Chigago Style (17a edizione)Barry, Tom, e Deb Preusch. El Salvador: The Other War. Albuquerque, NM: The Inter-Hemispheric Education Resource Center.
Citatione MLA (9a ed.)Barry, Tom, e Deb Preusch. El Salvador: The Other War. The Inter-Hemispheric Education Resource Center.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.