Roberson, Debi; Davies, Ian and Davidoff, Jules B.. 2002. Color categories are not universal: replications and new evidence. In: Barbara Saunders and Jaap van Brakel, eds. Theories, Technologies, Instrumentalities of Color: Anthropological and Historiographic Perspectives. Langham, MD: University Press of America, pp. 25-35. ISBN 978-0-7618-2265-3 [Book Section]

Davidoff, Jules B.. 2002. Language forms the internal color space. In: Barbara Saunders and Jaap van Brakel, eds. Theories, Technologies, Instrumentalities of Color: Anthropological and Historiographic Perspectives. Lanham, MD: University Press of America, pp. 281-288. ISBN 978-0761822653 [Book Section]