SpringerLink (Online service), Seipel, D., & Turull-Torres, J. M. (2004). Foundations of Information and Knowledge Systems: Third International Symposium, FoIKS 2004 Wilheminenburg Castle, Austria, February 17-20, 2004 Proceedings. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Dietmar Seipel, και José María Turull-Torres. Foundations of Information and Knowledge Systems: Third International Symposium, FoIKS 2004 Wilheminenburg Castle, Austria, February 17-20, 2004 Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Foundations of Information and Knowledge Systems: Third International Symposium, FoIKS 2004 Wilheminenburg Castle, Austria, February 17-20, 2004 Proceedings. Springer Berlin Heidelberg, 2004.
