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Ciani & Sheldon 2010, pp. 99–100. Ciani, Keith D.; Sheldon, Kennon M. (2010). "A Versus F: The Effects of Implicit Letter Priming on Cognitive Performance". British Journal of Educational Psychology. 80 (1): 99–119. doi:10.1348/000709909X466479. PMID19622200.
McCarter 1974, p. 54. McCarter, P. Kyle (1974). "The Early Diffusion of the Alphabet". The Biblical Archaeologist. 37 (3): 54–68. JSTOR3210965. S2CID126182369.
Frothingham, A. L. Jr. (1891). "Italic Studies". Archaeological News. American Journal of Archaeology. 7 (4): 534. JSTOR496497. Retrieved 27 October 2020.
Ciani & Sheldon 2010, pp. 99–100. Ciani, Keith D.; Sheldon, Kennon M. (2010). "A Versus F: The Effects of Implicit Letter Priming on Cognitive Performance". British Journal of Educational Psychology. 80 (1): 99–119. doi:10.1348/000709909X466479. PMID19622200.
McCarter 1974, p. 54. McCarter, P. Kyle (1974). "The Early Diffusion of the Alphabet". The Biblical Archaeologist. 37 (3): 54–68. JSTOR3210965. S2CID126182369.