Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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