Cita APA (7th ed.)
(1999). Voluntary approaches for environmental policy: An assessment. OECD Publications Services.
Cita Chicago (17th ed.)
Voluntary Approaches for Environmental Policy: An Assessment. Paris, France: OECD Publications Services, 1999.
Cita MLA (9th ed.)
Voluntary Approaches for Environmental Policy: An Assessment. OECD Publications Services, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.