Sacks, D. (2003). Language visible: Unraveling the mystery of the alphabet from a to z (First edition.). Broadway Books.
Chicago-viite (17. p.)Sacks, David. Language Visible: Unraveling the Mystery of the Alphabet from a to Z. First edition. New York: Broadway Books, 2003.
MLA-viite (9. p.)Sacks, David. Language Visible: Unraveling the Mystery of the Alphabet from a to Z. First edition. Broadway Books, 2003.
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