Paris, Cerf, 1989, gr. in-8vo, 416 p., brochure originale.
Phone number : 41 (0)26 3223808
London, George Allen & Unwin 1958 220pp., 1st edition, publisher's hardcover in red cloth, dustwrapper intact but slightly soiled, text and interior clean and bright, good condition, F32050
N.Y., London, Columbia Univ. Press, 1970. Royal8vo. Orig. full cloth with dustjacket. XI,427 pp. Stamp on title.