SpringerLink (Online service), Carraro, C., & Lévêque, F. (1999). Voluntary approaches in environmental policy. Springer Science+Business Media.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Carlo Carraro, and François Lévêque. Voluntary Approaches in Environmental Policy. Dordrecht: Springer Science+Business Media, 1999.
MLA (9th ed.) CitationSpringerLink (Online service), et al. Voluntary Approaches in Environmental Policy. Springer Science+Business Media, 1999.
Warning: These citations may not always be 100% accurate.