References
- MURRELX , K. F. H. , and EDWARDS , E. , 1963 , Field studies of an indicator of machine tool travel with special reference to the ageing worker . Occup. Psychol. , 37 ( 4 ), 267 – 275 .
- BELBIN , E. and MTJRRELL , K. F. H. , 1965 , Technical change, natural selection and job retaining . BACIB Jn. (March) 1 – 4 .
- SUMMERS , J. , 1961 , Personal communication.
- WELFORD , A. T. , 1960 , Ergonomics of Automation. Problems of Progress in Industry No.8 ( London H.M.S.O .).