"Enginyeria elèctrica Manuals." . . "Enginyeria Manuals." . . . . "Enginyeria mecànica Manuals." . . "Enginyeria Aspectes econòmics." . . . "Handbook of Mechanical and Electrical Cost Data, etc"@en . . . . "Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics" . . . . . . . . . . . . "Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles, and data relating to engineering economics"@en . . . . "Handbook of mechanical and electrical cost data giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics"@en . . "Handbook of mechanical and electrical cost data" . "Handbook of mechanical and electrical cost data : giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics" . . . . . . . "Handbooks and manuals" . "Handbooks and manuals"@en . . .