1.
図書 |
edited by Clive Upton and Bethan L. Davies
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2.
図書 |
Clive Upton and J.D.A. Widdowson
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3.
図書 |
edited by Bernd Kortmann and Clive Upton
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4.
図書 |
edited by Bernd Kortmann and Edgar W. Schneider ; together with Kate Burridge, Rajend Mesthrie, and Clive Upton
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5.
図書 |
Clive Upton, David Parry, J.D.A. Widdowson
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6.
図書 |
Clive Upton, Stewart Sanderson and John Widdowson ; cartography by David Brophy
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