APA (7th ed.) Citation

Permanent International Association of Road Congresses. (1930). Construction of roads in new countries, such as colonies and undeveloped regions. U.S. GPO.

Chicago Style (17th ed.) Citation

Permanent International Association of Road Congresses. Construction of Roads in New Countries, Such as Colonies and Undeveloped Regions. Washington: U.S. GPO, 1930.

MLA (9th ed.) Citation

Permanent International Association of Road Congresses. Construction of Roads in New Countries, Such as Colonies and Undeveloped Regions. U.S. GPO, 1930.