SpringerLink (Online service), Li, Q., Spaccapietra, S., Yu, E., & Olivé, A. (2008). Conceptual Modeling - ER 2008: 27th International Conference on Conceptual Modeling, Barcelona, Spain, October 20-24, 2008, Proceedings (1st ed. 2008.). Springer Berlin Heidelberg : Imprint: Springer.
Cita Chicago Style (17a ed.)SpringerLink (Online service), Qing Li, Stefano Spaccapietra, Eric Yu, y Antoni Olivé. Conceptual Modeling - ER 2008: 27th International Conference on Conceptual Modeling, Barcelona, Spain, October 20-24, 2008, Proceedings. 1st ed. 2008. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2008.
Cita MLA (8a ed.)SpringerLink (Online service), et al. Conceptual Modeling - ER 2008: 27th International Conference on Conceptual Modeling, Barcelona, Spain, October 20-24, 2008, Proceedings. 1st ed. 2008. Springer Berlin Heidelberg : Imprint: Springer, 2008.