Cita APA (7th ed.)

SpringerLink (Online service) & Markussen, M. (2005). Valuation and conservation of biodiversity: Interdisciplinary perspectives on the convention on biological diversity. Springer-Verlag.

Cita Chicago (17th ed.)

SpringerLink (Online service) i Michael Markussen. Valuation and Conservation of Biodiversity: Interdisciplinary Perspectives on the Convention on Biological Diversity. Berlin, Heidelberg: Springer-Verlag, 2005.

Cita MLA (8th ed.)

SpringerLink (Online service) i Michael Markussen. Valuation and Conservation of Biodiversity: Interdisciplinary Perspectives on the Convention on Biological Diversity. Springer-Verlag, 2005.