Portugal. Direcção-Geral de Energia, Commission of the European Communities, & International Energy Agency. (1994). Investing in energy efficiency: The role of third party financing : conference proceedings, Lisbon, Portugal, 28th-29th October 1993. OECD publications.
Chicago Style (17th ed.) CitationPortugal. Direcção-Geral de Energia, Commission of the European Communities, and International Energy Agency. Investing in Energy Efficiency: The Role of Third Party Financing : Conference Proceedings, Lisbon, Portugal, 28th-29th October 1993. Paris: OECD publications, 1994.
MLA (9th ed.) CitationPortugal. Direcção-Geral de Energia, et al. Investing in Energy Efficiency: The Role of Third Party Financing : Conference Proceedings, Lisbon, Portugal, 28th-29th October 1993. OECD publications, 1994.