1. Institutions which control the implementation of national laws and health protection at the work place;Barrett;Contract No. EF/SC-77/III/32 between the European Foundation for the Improvement of Living and Working Conditions and Middlesex Polytechnic,1978
2. Reglementation relative a la formation a la securite: Guide pratique;Boulin,1979
3. Memorandum No. 2;Central Training Council, Ministry of Labor,1965
4. Safety program practices in record holding plants;Cleveland,1979