SpringerLink (Online service), Vanneschi, L., Gustafson, S., Moraglio, A., Falco, I. D., & Ebner, M. (2009). Genetic Programming: 12th European Conference, EuroGP 2009 Tübingen, Germany, April 15-17, 2009 Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Leonardo Vanneschi, Steven Gustafson, Alberto Moraglio, Ivanoe De Falco, και Marc Ebner. Genetic Programming: 12th European Conference, EuroGP 2009 Tübingen, Germany, April 15-17, 2009 Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Genetic Programming: 12th European Conference, EuroGP 2009 Tübingen, Germany, April 15-17, 2009 Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2009.
