BLR & DD report
Centre for Research on User Studies, University of Sheffield
Corkill, C., Mann, M., and Stone, S.
Centre for Research on User Studies, University of Sheffield c1981 CRUS occasional paper 5 , BLR & DD report no. 5637
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[by] Cynthia Corkill and Margaret Mann
Centre for Research on User Studies, University of Sheffield 1978 CRUS occasional paper 2 , BLR & DD report no. 5455
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[Centre for Research on User Studies, University of Sheffield] ; edited by Geoffrey Ford
Centre for Research on User Studies, University of Sheffield 1977 CRUS occasional paper no. 1 , BLR & DD report no. 5375
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