SpringerLink (Online service), Bhowmick, S. S., Küng, J., & Wagner, R. (2009). Database and Expert Systems Applications: 20th International Conference, DEXA 2009, Linz, Austria, August 31 – September 4, 2009. Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Sourav S. Bhowmick, Josef Küng, και Roland Wagner. Database and Expert Systems Applications: 20th International Conference, DEXA 2009, Linz, Austria, August 31 – September 4, 2009. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Database and Expert Systems Applications: 20th International Conference, DEXA 2009, Linz, Austria, August 31 – September 4, 2009. Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2009.
