1.
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London : Published for the British Council and the National Book League by Longmans, Green, 1963.
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2.
|
New Haven, Yale University Press, 1933.
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3.
|
Athens : Ohio University Press, 1975, c1974.
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4.
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5.
|
London, Methuen & Co. Ltd. [1938]
|
6.
|
Lincoln, University of Nebraska Press [1967]
|
7.
|
New York, Russell & Russell, 1963.
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8.
|
Hamden, Cn., Archon Books, 1963 [c1952]
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9.
|
Indianapolis, The Bobbs-Merrill Company [c1915]
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10.
|
New York, Gordian Press, 1968.
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