Não informado. (1912). Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Annual Convention of the American Railway Engineering Association. Chicago, Ill: American Railway Engineering Association, 1912.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association, 1912.
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