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2Cyhoeddwyd 1993“...Blackwell Scientific Publications [etc.],...”
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3Cyhoeddwyd 1963“...Basil Blackwell for the Society for French Studies,...”
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4Cyhoeddwyd 1960“...Published for the Royal Astronomical Society by Blackwell Scientific Publications,...”
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5Cyhoeddwyd 1982“...Blackwell Scientific Publications for the International Association of Hydrological Sciences,...”
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6Cyhoeddwyd 1979“...Published for the East African Wild Life Society by Blackwell Scientific Publications,...”
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7Cyhoeddwyd 1963“...Published for the East African Wild Life Society by Blackwell Scientific Publications,...”
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8Cyhoeddwyd 1988“...Published for the Royal Astronomical Society, the Deutsche Geophysikalische Gesellschaft, and the European Geophysical Society by Blackwell Scientific Publications,...”
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