Gill, R. W. (1973). The Thames and Hudson : manual of rendering with: Pen and ink. Thames and Hudson.
Chicago Style (17. basım) AtıfGill, Robert W. The Thames and Hudson : Manual of Rendering with: Pen and Ink. London: Thames and Hudson, 1973.
MLA (9th ed.) AtıfGill, Robert W. The Thames and Hudson : Manual of Rendering with: Pen and Ink. Thames and Hudson, 1973.
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