1.
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New York : Harper & Brothers, publishers, 1846.
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2.
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[London] : [publisher not identified], [1847]
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3.
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Singapore : Springer, [2017] ©2017
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4.
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London : Electric Book Co., c2001.
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5.
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London ; New York : Routledge, 2011.
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6.
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London : Chapman and Hall, MDCCCXLVII.
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7.
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London : Chapman and Hall, MDCCCXLVI.
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8.
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London : R. Bentley, 1848.
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9.
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London : Longmans, Green, and Company, 1891.
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10.
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London : John Murray, 1848.
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