Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Stanghellini, L., Walsh, J. R., & Douglas, N. G. (2006). Planetary Nebulae Beyond the Milky Way: Proceedings of the ESO Workshop held at Garching, Germany, 19-21 May, 2004. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), L. Stanghellini, J. R. Walsh, και N. G. Douglas. Planetary Nebulae Beyond the Milky Way: Proceedings of the ESO Workshop Held at Garching, Germany, 19-21 May, 2004. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Planetary Nebulae Beyond the Milky Way: Proceedings of the ESO Workshop Held at Garching, Germany, 19-21 May, 2004. Springer Berlin Heidelberg, 2006.