Clauson-Thue, W. (1901). The ABC Universal Commercial Electric Telegraphic Code: Specially adapted for the use of financiers, merchants, shipowners, underwriters, engineers, brokers, agents usw., suitable for everyone (5. Aufl.). Eden Fisher und Co. Ltd..
Chicago-referens (17:e uppl.)Clauson-Thue, W. The ABC Universal Commercial Electric Telegraphic Code: Specially Adapted for the Use of Financiers, Merchants, Shipowners, Underwriters, Engineers, Brokers, Agents Usw., Suitable for Everyone. 5. Aufl. London: Eden Fisher und Co. Ltd., 1901.
MLA-referens (8:e uppl.)Clauson-Thue, W. The ABC Universal Commercial Electric Telegraphic Code: Specially Adapted for the Use of Financiers, Merchants, Shipowners, Underwriters, Engineers, Brokers, Agents Usw., Suitable for Everyone. 5. Aufl. Eden Fisher und Co. Ltd., 1901.