Citazione Stile APA (7a Edizione)
(1999). Voluntary approaches for environmental policy: An assessment. OECD Publications Services.
Citazione stile Chigago Style (17a edizione)
Voluntary Approaches for Environmental Policy: An Assessment. Paris, France: OECD Publications Services, 1999.
Citatione MLA (9a ed.)
Voluntary Approaches for Environmental Policy: An Assessment. OECD Publications Services, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.