Cita APA (7th ed.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Environment at a glance: OECD environmental indicators, 2005. OECD.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Environment at a Glance: OECD Environmental Indicators, 2005. Paris: OECD, 2005.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development i ProQuest (Firm). Environment at a Glance: OECD Environmental Indicators, 2005. OECD, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.