History's timeline : : a 40,000-year chronology of world civilization. [electronic resource] . — New York : : Crescent Books : : Distributed by Crown Publishers,, c1981.. — 240 p. : : ill. ; 21 cm. Includes index. ISBN: 0517340003 : $5.98 9780517340004 LCCN: 81015222 Subjects--Topical Terms: Civilization--Chronology. LC Class. No.: CB69.2 / .H57 Dewey Class. No.: 902/.02