Monitors: An Operating System Structuring Concept (Corrigendum) CACM February, 1975 Hoare, C. A. R. CA750203 JB January 12, 1978 8:45 AM 2796 5 2796 2796 5 2796 2796 5 2796 2866 5 2796 2356 6 2796 2597 6 2796 2796 6 2796