Não informado. (1900). Proceedings of the Annual Convention of the American Railway Engineering and Maintenance-of-Way Association. American Railway Engineering and Maintenance of Way Association.
Citação do estilo Chicago (17ª ed.)Não informado. Proceedings of the Annual Convention of the American Railway Engineering and Maintenance-of-Way Association. Chicago, Ill: American Railway Engineering and Maintenance of Way Association, 1900.
Citação MLA (8ª ed.)Não informado. Proceedings of the Annual Convention of the American Railway Engineering and Maintenance-of-Way Association. American Railway Engineering and Maintenance of Way Association, 1900.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.