Transportation lines of the United States.

MLA

Waterborne Commerce Statistics Center (U.S.) and Water Resources Support Center (U.S.). Transportation lines of the United States. New Orleans, La. : Waterborne Commerce Statistics Center; for sale by District Engineer, U.S. Army Engineer District, New Orleans ; Springfield, Va. : available from National Technical Information Service, 1985.

APA

Waterborne Commerce Statistics Center (U.S.) & Water Resources Support Center (U.S.). (1984). Transportation lines of the United States. New Orleans, La. : Waterborne Commerce Statistics Center; for sale by District Engineer, U.S. Army Engineer District, New Orleans ; Springfield, Va. : available from National Technical Information Service.

Chicago

Waterborne Commerce Statistics Center (U.S.) and Water Resources Support Center (U.S.). Transportation lines of the United States. New Orleans, La. : Waterborne Commerce Statistics Center; for sale by District Engineer, U.S. Army Engineer District, New Orleans ; Springfield, Va. : available from National Technical Information Service, 1985.