€ 21,00
XXXII,180 p. Cloth. 19 cm (Including dustjacket)
Oxford, Clarendon Press, 1964.
or cael austin 1964
Torino, Libreria Editrice Internazionale, 1913 – 1925.
Oxford, Clarendon Press, (1966).
Oxford, Clarendon Press, 1986.
Groningen, Batavia, Wolters, 1944.