Não informado. (1912). Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association.
Cytowanie według stylu Chicago (wyd. 17)Não informado. Proceedings of the Annual Convention of the American Railway Engineering Association. Chicago, Ill: American Railway Engineering Association, 1912.
Cytowanie według stylu MLA (wyd. 8)Não informado. Proceedings of the Annual Convention of the American Railway Engineering Association. American Railway Engineering Association, 1912.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..