DENYER J C. (1976). O & M AND MANAGEMENT SERVICES: A PRACTICAL GUIDE. MACDONALD & EVANS.
Chicago-čujuhus (17. p.)DENYER J C. O & M AND MANAGEMENT SERVICES: A PRACTICAL GUIDE. LONDON: MACDONALD & EVANS, 1976.
MLA-čujuhus (9. p.)DENYER J C. O & M AND MANAGEMENT SERVICES: A PRACTICAL GUIDE. MACDONALD & EVANS, 1976.
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