APA
Korner C., Spehn E., Messerli B. & Global Mountain Biodiversity Assessment. (2001). Mountain biodiversity matters. Switzerland: Global Mountain Biodiversity Assessment.
Chicago
Korner Christian, Spehn Eva, Messerli Bruno and Global Mountain Biodiversity Assessment. 2001. Mountain biodiversity matters. Switzerland: Global Mountain Biodiversity Assessment.
Harvard
Korner C., Spehn E., Messerli B. and Global Mountain Biodiversity Assessment. (2001). Mountain biodiversity matters. Switzerland: Global Mountain Biodiversity Assessment.
MLA
Korner Christian, Spehn Eva, Messerli Bruno and Global Mountain Biodiversity Assessment. Mountain biodiversity matters. Switzerland: Global Mountain Biodiversity Assessment. 2001.