Bowman, W. J. (1968). Graphic communication. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Bowman, William J. Graphic Communication. New York ; London: John Wiley & Sons, 1968.
Lua MLA (8ú heag.)Bowman, William J. Graphic Communication. John Wiley & Sons, 1968.
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