Showing 1 - 20 results of 23 for search 'Barr J', query time: 0.26s Refine Results
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    by Barr, J.R.M
    Published 1989
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    by Barr, J.R.M, Hughes, D.W
    Published 1990
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    by Hughes, D.W, Barr, J.R.M
    Published 1992
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