SpringerLink (Online service), Qiu, G., Leung, C., Xue, X., & Laurini, R. (2007). Advances in Visual Information Systems: 9th International Conference, VISUAL 2007 Shanghai, China, June 28-29, 2007 Revised Selected Papers. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Guoping Qiu, Clement Leung, Xiangyang Xue, και Robert Laurini. Advances in Visual Information Systems: 9th International Conference, VISUAL 2007 Shanghai, China, June 28-29, 2007 Revised Selected Papers. Berlin, Heidelberg: Springer Berlin Heidelberg, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Advances in Visual Information Systems: 9th International Conference, VISUAL 2007 Shanghai, China, June 28-29, 2007 Revised Selected Papers. Springer Berlin Heidelberg, 2007.
