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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.