Não informado. (1912). Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association.
Citace podle Chicago (17th ed.)Não informado. Proceedings of the Annual Convention of the American Railway Engineering Association. Chicago, Ill: American Railway Engineering Association, 1912.
Citace podle MLA (8th ed.)Não informado. Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association, 1912.
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