Foote, H. United States policy towards El Salvador: September 1979-to the present. Washington Office.
Cita Chicago Style (17a ed.)Foote, Heather. United States Policy Towards El Salvador: September 1979-to the Present. Washington: Washington Office.
Cita MLA (9a ed.)Foote, Heather. United States Policy Towards El Salvador: September 1979-to the Present. Washington Office.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.