Fagan, Brian M. People of the earth : an introduction to world prehistory / Brian M. Fagan. - 7th ed. - New York : Harper Collins, c1992. - xxiv, 628p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 0673521672 Subjects--Topical Terms: Man, PrehistoricCivilization, Ancient LC Class. No.: GN740 / F13 1992