United States. Agency for International Development. (1980). Congressional presentation fiscal year 1981: Annex III, Latin America and the Carribean. Agency for International Development.
Chicago-referens (17:e uppl.)United States. Agency for International Development. Congressional Presentation Fiscal Year 1981: Annex III, Latin America and the Carribean. [Washington, D.C.]: Agency for International Development, 1980.
MLA-referens (8:e uppl.)United States. Agency for International Development. Congressional Presentation Fiscal Year 1981: Annex III, Latin America and the Carribean. Agency for International Development, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.