Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Heinegg, W. H. v., & Epping, V. (2007). International Humanitarian Law Facing New Challenges: Symposium in Honour of KNUT IPSEN. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Wolff Heintschel von Heinegg, και Volker Epping. International Humanitarian Law Facing New Challenges: Symposium in Honour of KNUT IPSEN. Berlin, Heidelberg: Springer Berlin Heidelberg, 2007.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. International Humanitarian Law Facing New Challenges: Symposium in Honour of KNUT IPSEN. Springer Berlin Heidelberg, 2007.