€ 10,00
Cloth 19 cm (OCT)
Oxford, Clarendon Press, n.d. (after 1939).
a pearson n.d
Oxford, Clarendon Press, 1986.
Oxford, Clarendon Press, 1971.
Paris, Les Belles Lettres, 1925.
Leiden, E.J. Brill, 1935.