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.
Chicago-viite (17. p.)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.
MLA-viite (8. p.)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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.