SpringerLink (Online service), Ehrig, H., Heckel, R., Rozenberg, G., & Taentzer, G. (2008). Graph Transformations: 4th International Conference, ICGT 2008, Leicester, United Kingdom, September 7-13, 2008. Proceedings. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Hartmut Ehrig, Reiko Heckel, Grzegorz Rozenberg, και Gabriele Taentzer. Graph Transformations: 4th International Conference, ICGT 2008, Leicester, United Kingdom, September 7-13, 2008. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2008.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Graph Transformations: 4th International Conference, ICGT 2008, Leicester, United Kingdom, September 7-13, 2008. Proceedings. Springer Berlin Heidelberg, 2008.
