SpringerLink (Online service), Moukas, A., Sierra, C., & Ygge, F. (2000). Agent Mediated Electronic Commerce II: Towards Next-Generation Agent-Based Electronic Commerce Systems (1st ed. 2000.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/10720026
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Alexandros Moukas, Carles Sierra, και Fredrik Ygge. Agent Mediated Electronic Commerce II: Towards Next-Generation Agent-Based Electronic Commerce Systems. 1st ed. 2000. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/10720026.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Agent Mediated Electronic Commerce II: Towards Next-Generation Agent-Based Electronic Commerce Systems. 1st ed. 2000. Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/10720026.
