United States steel corporation. (1911). Private telegraphic code for land line telegrams between points in the United States, Canada and Mexico used by the United States steel corporation and its subsidiary companies. Williams printing company].
Chicago Style aipamenaUnited States steel corporation. Private Telegraphic Code for Land Line Telegrams Between Points in the United States, Canada and Mexico Used by the United States Steel Corporation and Its Subsidiary Companies. [New York: Williams printing company], 1911.
MLA aipamenaUnited States steel corporation. Private Telegraphic Code for Land Line Telegrams Between Points in the United States, Canada and Mexico Used by the United States Steel Corporation and Its Subsidiary Companies. Williams printing company], 1911.