SpringerLink (Online service) & Feigenbaum, J. (2003). Digital Rights Management: ACM CCS-9 Workshop, DRM 2002, Washington, DC, USA, November 18, 2002, Revised Papers (1st ed. 2003.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/b11725
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Joan Feigenbaum. Digital Rights Management: ACM CCS-9 Workshop, DRM 2002, Washington, DC, USA, November 18, 2002, Revised Papers. 1st ed. 2003. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2003. https://doi.org/10.1007/b11725.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Joan Feigenbaum. Digital Rights Management: ACM CCS-9 Workshop, DRM 2002, Washington, DC, USA, November 18, 2002, Revised Papers. 1st ed. 2003. Springer Berlin Heidelberg : Imprint: Springer, 2003. https://doi.org/10.1007/b11725.
