Ross, J. W. (1939). Speedscript: A system of brief writing for personal and vocational use (5th ed.). Speedscript Pub. Co.
Lua i Stíl Chicago (17ú heag.)Ross, J. Walter. Speedscript: A System of Brief Writing for Personal and Vocational Use. 5th ed. Pittsburgh, Pa.: Speedscript Pub. Co, 1939.
Lua MLA (8ú heag.)Ross, J. Walter. Speedscript: A System of Brief Writing for Personal and Vocational Use. 5th ed. Speedscript Pub. Co, 1939.
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