SpringerLink (Online service), Cordeiro, J., Ranchordas, A., & Shishkov, B. (2011). Software and Data Technologies: 4th International Conference, ICSOFT 2009, Sofia, Bulgaria, July 26-29, 2009. Revised Selected Papers. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), José Cordeiro, AlpeshKumar Ranchordas, και Boris Shishkov. Software and Data Technologies: 4th International Conference, ICSOFT 2009, Sofia, Bulgaria, July 26-29, 2009. Revised Selected Papers. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2011.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Software and Data Technologies: 4th International Conference, ICSOFT 2009, Sofia, Bulgaria, July 26-29, 2009. Revised Selected Papers. Springer Berlin Heidelberg : Imprint: Springer, 2011.
