BARBIR F.& ULGIATIS, . (2007). SUSTAINABLE ENERGY PRODUCTION & CONSUMPTION BENIFITS STRATEGIES AND ENVIRONMENTAL COSTING. : SPRINGER LONDON.
BARBIR F.& ULGIATIS, . 2007. SUSTAINABLE ENERGY PRODUCTION & CONSUMPTION BENIFITS STRATEGIES AND ENVIRONMENTAL COSTING. : SPRINGER LONDON.
BARBIR F.& ULGIATIS, . SUSTAINABLE ENERGY PRODUCTION & CONSUMPTION BENIFITS STRATEGIES AND ENVIRONMENTAL COSTING. : SPRINGER LONDON. 2007.