Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Hens, L., & Nath, B. (2005). The World Summit on Sustainable Development: The Johannesburg Conference. Springer Netherlands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Luc Hens, και Bhaskar Nath. The World Summit on Sustainable Development: The Johannesburg Conference. Dordrecht: Springer Netherlands, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. The World Summit on Sustainable Development: The Johannesburg Conference. Springer Netherlands, 2005.