LEWIS, B. T. (1999). Facility manager's operation and maintenance handbook. Mc Graw Hill.
Dyfyniad Arddull ChicagoLEWIS, Bernard T. Facility Manager's Operation and Maintenance Handbook. Mc Graw Hill, 1999.
Dyfyniad MLALEWIS, Bernard T. Facility Manager's Operation and Maintenance Handbook. Mc Graw Hill, 1999.
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