Clark, Grahame, 1907- World prehistory a new outline by Grahame Clark - 2nd ed. - Cambridge Cambridge University Press 1969 - xvi, 331 p. : 17 plates, illus., maps. ; 23 cm. Bibliography: p. 303-318. ISBN: 0521073340 LCCN: 69-019374 //r84 Subjects--Topical Terms: Man, Prehistoric