SpringerLink (Online service) & Treinen, R. (2009). Rewriting Techniques and Applications: 20th International Conference, RTA 2009 Brasília, Brazil, June 29 - July 1, 2009 Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Ralf Treinen. Rewriting Techniques and Applications: 20th International Conference, RTA 2009 Brasília, Brazil, June 29 - July 1, 2009 Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Ralf Treinen. Rewriting Techniques and Applications: 20th International Conference, RTA 2009 Brasília, Brazil, June 29 - July 1, 2009 Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2009.
