Smith, F. A. (1896). Maintenance of way standards on American railways: And rules and instructions governing roadway departments. Roadmaster and foreman.
Chicago-referens (17:e uppl.)Smith, Frederick A. Maintenance of Way Standards on American Railways: And Rules and Instructions Governing Roadway Departments. Chicago: Roadmaster and foreman, 1896.
MLA-referens (8:e uppl.)Smith, Frederick A. Maintenance of Way Standards on American Railways: And Rules and Instructions Governing Roadway Departments. Roadmaster and foreman, 1896.
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