Pickett, Joseph P.; et al., eds. (2000). "rickrack". The American Heritage Dictionary of the English Language (Fourth ed.). Boston: Houghton Mifflin Company. p. 1498. ISBN0-395-82517-2. Retrieved 2019-09-14.
"Brisk Movement in Art Embroidery Field". Notions and Fancy Goods. Vol. 50, no. 4. New York: McCreedy Publishing Company. April 1916. pp. 40–41. Retrieved 2019-01-16.