Cita APA (7th ed.)

Foote, H. United States policy towards El Salvador: September 1979-to the present. Washington Office.

Cita Chicago (17th ed.)

Foote, Heather. United States Policy Towards El Salvador: September 1979-to the Present. Washington: Washington Office.

Cita MLA (9th ed.)

Foote, Heather. United States Policy Towards El Salvador: September 1979-to the Present. Washington Office.

Atenció: Aquestes cites poden no estar 100% correctes.