APA (7th ed.) Citation

Não informado. (1922). American highways. American Association of Highway Officials.

Chicago Style (17th ed.) Citation

Não informado. American Highways. Washington: American Association of Highway Officials, 1922.

MLA (8th ed.) Citation

Não informado. American Highways. American Association of Highway Officials, 1922.

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