00758nam0-22002891i-450-990000016970403321000001697FED01000001697(Aleph)000001697FED0100000169720011111d--------km-y0itay50------baitay-------001yyCentrali elettricheMario Mainardis.2. ed. rifatta ed aumentata.MilanoU. Hoepli1952XXIII, 705 p.ill.25 cmCentrali elettriche621.31Mainardis,MarioITUNINARICAUNIMARCBK99000001697040332113 B 66 0533615FINBCFINBCUNINAING01