Paris: Presses Univ. de France, 1937

London [u.a.]: Allen & Unwin [u.a.], 1931

New York: Macmillan [u.a.], 1938 ; Cambridge: Univ. Press, 1938

Cambridge: Univ. Press, 1937

London: H. Milford, 1931

London: Constable, 1917

Berlin: Meyer & Jessen, 1913

Leipzig: Dieterich, 1912

New York, NY [u.a.]: Macmillan, 1936

Paris, 1916

Paris: Colin, 1914

London: Allen & Unwin, 1917

London: Lindsay Drummond, December 1944

Oxford [u.a.]: Oxford Univ. Press, 1994

Leipzig: Dieterich, 1912 ; Online-Ausg.: Leipzig: UBL, 2017

Cambridge University Press (CUP), 1950

Cambridge University Press (CUP), 1947

Cambridge University Press (CUP), 1947

Oxford University Press (OUP), 1945

JSTOR, 1943