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Labour organisation and the African : proceedings of a workshop held by the Natal Region of the S.S. Institute of Race Relations
Horner, Dudley, (1975)
Mines get star ratings : 70 years of safety and loss control endeavour in the mining industry ; presidential address to the associated scientific and technical societies of South Africa in November 1983
Bosch, L. W. P. van den, (1983)
Accident prevention : a workers' education manual
(1961)