Sondheimer, E. H., 1923-1973. Numbers and infinity : a historical account of mathematical concepts / Ernst Sondheimer and Alan Rogerson. - Cambridge ; New York : Cambridge University Press, 1981. - x, 172 p. : ill. ; 22 cm. Includes index. Bibliography: p. 163-167. ISBN: 0521240913 : 0521284333 (pbk.) : Subjects--Topical Terms: Number theory--History.Infinite--History. Dewey Class. No.: 512.709 / SON 1981