SpringerLink (Online service), Rauch, S., Morrison, G., Norra, S., & Schleicher, N. (2013). Urban Environment: Proceedings of the 11th Urban Environment Symposium (UES), held in Karlsruhe, Germany, 16-19 September 2012. Springer Netherlands : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Sébastien Rauch, Gregory Morrison, Stefan Norra, και Nina Schleicher. Urban Environment: Proceedings of the 11th Urban Environment Symposium (UES), Held in Karlsruhe, Germany, 16-19 September 2012. Dordrecht: Springer Netherlands : Imprint: Springer, 2013.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Urban Environment: Proceedings of the 11th Urban Environment Symposium (UES), Held in Karlsruhe, Germany, 16-19 September 2012. Springer Netherlands : Imprint: Springer, 2013.
