London, Penguin 1988 176pp., softcover, 20cm., very good, F58249
Cambridge, Cambridge University Press 1991 x + 143pp., softcover, 22cm., good condition, F58294
.: 2. London, Weidenfeld & Nicolson, (1974), in-8°, 272 pp, publisher's cloth, dustwrapper, bibliographies, index. (20 articles of different authors).