Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service). (2013). State of the World 2013: Is Sustainability Still Possible? Island Press/Center for Resource Economics : Imprint: Island Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service). State of the World 2013: Is Sustainability Still Possible? Washington, DC: Island Press/Center for Resource Economics : Imprint: Island Press, 2013.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service). State of the World 2013: Is Sustainability Still Possible? Island Press/Center for Resource Economics : Imprint: Island Press, 2013.