APA (7th ed.) Citation

(1980). ElSalvador. U.S. Gov.Print.Off.

Chicago Style (17th ed.) Citation

ElSalvador. Washington, DC: U.S. Gov.Print.Off, 1980.

MLA (9th ed.) Citation

ElSalvador. U.S. Gov.Print.Off, 1980.

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