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1LEABHARde réir Boyle, Godfrey“…Open University. Control of Technology Course Team…”
Foilsithe / Cruthaithe 1978
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2LEABHARde réir Thomas, Alan“…Open University. Control of Technology Course Team…”
Foilsithe / Cruthaithe 1979
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3LEABHARde réir Gutteridge, William, 1919-“…Open University. Control of Technology Course Team…”
Foilsithe / Cruthaithe 1979