Não informado. (1912). Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association.
Chicago Style (17. basım) AtıfNão informado. Proceedings of the Annual Convention of the American Railway Engineering Association. Chicago, Ill: American Railway Engineering Association, 1912.
MLA (8th ed.) AtıfNão informado. Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association, 1912.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..