United States Information Agency. Perspectivas Económicas. United States Information Agency.
Cita Chicago Style (17a ed.)United States Information Agency. Perspectivas Económicas. Washigton D.C: United States Information Agency.
Cita MLA (9a ed.)United States Information Agency. Perspectivas Económicas. United States Information Agency.
警告：这些引文格式不一定是100％准确.