Paige, J. M. Coffee and politics in Central America. University of Michigan.
Lua i Stíl Chicago (17ú heag.)Paige, Jeffrey M. Coffee and Politics in Central America. Michigan: University of Michigan.
Lua MLA (9ú heag.)Paige, Jeffrey M. Coffee and Politics in Central America. University of Michigan.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.