€ 18,00
248 p. Hardbound 21 cm (Including dustjacket)
Zürich, Stuttgart, Artemis Verlag, 1963.
Amsterdam, Hakkert, 1966.
Oxford, Clarendon Press, 1986.
Groningen, Batavia, Wolters, 1944.
Lpz./Bln., Tbn., 1927.