APA (7th ed.) Citation

(1915). Supplement to Trade directory of South America for promotion of American export trade. GPO.

Chicago Style (17th ed.) Citation

Supplement to Trade Directory of South America for Promotion of American Export Trade. [Washington]: GPO, 1915.

MLA (9th ed.) Citation

Supplement to Trade Directory of South America for Promotion of American Export Trade. GPO, 1915.

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