SpringerLink (Online service), Moreira, A., & Demeyer, S. (1999). Object-Oriented Technology. ECOOP'99 Workshop Reader: ECOOP'99 Workshops, Panels, and Posters, Lisbon, Portugal, June 14-18, 1999 Proceedings (1st ed. 1999.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-46589-8
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Ana Moreira, και Serge Demeyer. Object-Oriented Technology. ECOOP'99 Workshop Reader: ECOOP'99 Workshops, Panels, and Posters, Lisbon, Portugal, June 14-18, 1999 Proceedings. 1st ed. 1999. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-46589-8.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Object-Oriented Technology. ECOOP'99 Workshop Reader: ECOOP'99 Workshops, Panels, and Posters, Lisbon, Portugal, June 14-18, 1999 Proceedings. 1st ed. 1999. Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-46589-8.
