United States. Interstate Commerce Commission. Bureau of Accounts. Freight commodity statistics class I railroads in the United States.
Chicago Style (17th ed.) CitationUnited States. Interstate Commerce Commission. Bureau of Accounts. Freight Commodity Statistics Class I Railroads in the United States.
MLA (9th ed.) CitationUnited States. Interstate Commerce Commission. Bureau of Accounts. Freight Commodity Statistics Class I Railroads in the United States.
Warning: These citations may not always be 100% accurate.