SpringerLink (Online service), Link, S., & Prade, H. (2010). Foundations of Information and Knowledge Systems: 6th International Symposium, FoIKS 2010, Sofia, Bulgaria, February 15-19, 2010. Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Sebastian Link, και Henri Prade. Foundations of Information and Knowledge Systems: 6th International Symposium, FoIKS 2010, Sofia, Bulgaria, February 15-19, 2010. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Foundations of Information and Knowledge Systems: 6th International Symposium, FoIKS 2010, Sofia, Bulgaria, February 15-19, 2010. Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2010.
