SpringerLink (Online service), Herskovic, V., Hoppe, H. U., Jansen, M., & Ziegler, J. (2012). Collaboration and Technology: 18th International Conference, CRIWG 2012 Raesfeld, Germany, September 16-19, 2012 Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Valeria Herskovic, H. Ulrich Hoppe, Marc Jansen, και Jürgen Ziegler. Collaboration and Technology: 18th International Conference, CRIWG 2012 Raesfeld, Germany, September 16-19, 2012 Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2012.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Collaboration and Technology: 18th International Conference, CRIWG 2012 Raesfeld, Germany, September 16-19, 2012 Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2012.
