SpringerLink (Online service), Dignum, F., & Cortes, U. (2001). Agent-Mediated Electronic Commerce III: Current Issues in Agent-Based Electronic Commerce Systems (1st ed. 2001.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-44723-7
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Frank Dignum, και Ulises Cortes. Agent-Mediated Electronic Commerce III: Current Issues in Agent-Based Electronic Commerce Systems. 1st ed. 2001. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2001. https://doi.org/10.1007/3-540-44723-7.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Agent-Mediated Electronic Commerce III: Current Issues in Agent-Based Electronic Commerce Systems. 1st ed. 2001. Springer Berlin Heidelberg : Imprint: Springer, 2001. https://doi.org/10.1007/3-540-44723-7.
