Clauson-Thue, W. (1901). The A B C universal commercial electric telegraphic code: specially adapted for the use of financiers, merchants, shipowners, underwriters, engineers, brokers, agents, etc., etc. ... 5th ed. ... New York: American code company.MLA Citation
Clauson-Thue, William, 1834-1907. The A B C Universal Commercial Electric Telegraphic Code: Specially Adapted for the Use of Financiers, Merchants, Shipowners, Underwriters, Engineers, Brokers, Agents, Etc., Etc. ... 5th ed. ... New York: American code company, 1901.
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