Flor, M. (2017). The golden secrets of lettering: Letter design from first sketch to final artwork (English edition.). Princeton Architectural Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFlor, Martina. The Golden Secrets of Lettering: Letter Design from First Sketch to Final Artwork. English edition. New York, New York: Princeton Architectural Press, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFlor, Martina. The Golden Secrets of Lettering: Letter Design from First Sketch to Final Artwork. English edition. Princeton Architectural Press, 2017.
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