Helcké, G. (1981). The energy saving guide : tables for assessing the profitability of energy saving measures with explanatory notes and worked examples / by George Helcke: Tables for assessing the profitability of energy saving measures with explanatory notes and worked examples. Published for the Commission of the European Communities by Pergamon.
Chicago Style (17th ed.) CitationHelcké, George. The Energy Saving Guide : Tables for Assessing the Profitability of Energy Saving Measures with Explanatory Notes and Worked Examples / by George Helcke: Tables for Assessing the Profitability of Energy Saving Measures with Explanatory Notes and Worked Examples. Oxford: Published for the Commission of the European Communities by Pergamon, 1981.
MLA (9th ed.) CitationHelcké, George. The Energy Saving Guide : Tables for Assessing the Profitability of Energy Saving Measures with Explanatory Notes and Worked Examples / by George Helcke: Tables for Assessing the Profitability of Energy Saving Measures with Explanatory Notes and Worked Examples. Published for the Commission of the European Communities by Pergamon, 1981.