Cita APA

(1987). A time for peace: Document signed for the presidents of Costa Rica, El Salvador, Guatemala and Honduras in February 15, 1987 in San José. San José, Costa Rica: [editor no identificado].

Citación estilo Chicago

A Time for Peace: Document Signed for the Presidents of Costa Rica, El Salvador, Guatemala and Honduras in February 15, 1987 in San José. San José, Costa Rica: [editor no identificado], 1987.

Cita MLA

A Time for Peace: Document Signed for the Presidents of Costa Rica, El Salvador, Guatemala and Honduras in February 15, 1987 in San José. San José, Costa Rica: [editor no identificado], 1987.