Encyclopedia of Australia
Andrew, Nancy Learmonth, compiled
Frederick Warne & Co , 1973
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Crystal, David, 1941-
The Cambridge encyclopedia of language
Cambridge University Press, 1994
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Crystal, David, 1941-
The Cambridge encyclopedia of the English language
Cambridge University Press, 1995
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The Cambridge encyclopedia of life sciences
edited by Adrian Friday, David S. Ingram
Cambridge University Press, 1985
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The Cambridge encyclopedia of China
edited by Brian Hook, Denis Twitchett
Cambridge University Press, 1991
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