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sách tác giả (liên kết) Powell, Barry (1991). Homer and the Origin of the Greek Alphabet. Cambridge University Press. ISBN 0-521-58907-X. Sacks, David (2004)
Ángel and John Elwolde. 1996. A history of the Hebrew language. P.170-171 ^ "If you couldn't speak Greek by say the time of early Christianity you couldn't