Sacks, David. Language visible : unravelling the mystery of the alphabet from A to Z / David Sacks. - 1st ed. - New York : Broadway Books, 2003. - 395 p. : ill, maps ; 22 cm. Includes bibliographical references (p. [369]-375) and index. ISBN: 0767911725 LCCN: 2002038343 Subjects--Topical Terms: Alphabet--History. LC Class. No.: P211 / .S32 2003 Dewey Class. No.: 411