Previous ed., Boston: Houghton, Mifflin, 1949, published in the U.K. as 'The politics of freedom', (B50-2827), London: Heinemann, 1950, classified at 323.44.
The vital center : the politics of freedom by Arthur M. Schlesinger. ISBN 0233961976. Published by Deutsch in 1970. Publication and catalogue information, links to buy online and reader comments.