Class I line-haul railroads selected earnings data.
APA Citation
United States. Interstate Commerce Commission. Bureau of Accounts. Class I line-haul railroads selected earnings data. Washington: Interstate Commerce Commission, Bureau of Accounts.
MLA Citation
United States. Interstate Commerce Commission. Bureau of Accounts. Class I Line-haul Railroads Selected Earnings Data. Washington: Interstate Commerce Commission, Bureau of Accounts,
Warning: These citations may not always be complete (especially for serials).