APA (7th ed.) Citation

Pan American Union. (1928). El Salvador, latest reports from Salvadorean official sources. GPO.

Chicago Style (17th ed.) Citation

Pan American Union. El Salvador, Latest Reports from Salvadorean Official Sources. [Washington]: GPO, 1928.

MLA (9th ed.) Citation

Pan American Union. El Salvador, Latest Reports from Salvadorean Official Sources. GPO, 1928.

Warning: These citations may not always be 100% accurate.