Wai, D. (2017). Extraordinary hand lettering: Creative lettering ideas for celebrations, events, décor & more. Skyhorse Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWai, Doris. Extraordinary Hand Lettering: Creative Lettering Ideas for Celebrations, Events, Décor & More. New York, NY: Skyhorse Publishing, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWai, Doris. Extraordinary Hand Lettering: Creative Lettering Ideas for Celebrations, Events, Décor & More. Skyhorse Publishing, 2017.
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