SpringerLink (Online service), Weert, T. J. V., & Kendall, M. (2004). Lifelong Learning in the Digital Age: Sustainable for all in a changing world. Springer US.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Tom J. Van Weert, και Mike Kendall. Lifelong Learning in the Digital Age: Sustainable for All in a Changing World. Boston, MA: Springer US, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Lifelong Learning in the Digital Age: Sustainable for All in a Changing World. Springer US, 2004.
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