SpringerLink (Online service), Aviram, A., & Richardson, J. (2005). Upon What Does the Turtle Stand?: Rethinking Education for the Digital Age. Springer Netherlands.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Aharon Aviram, και Janice Richardson. Upon What Does the Turtle Stand?: Rethinking Education for the Digital Age. Dordrecht: Springer Netherlands, 2005.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Upon What Does the Turtle Stand?: Rethinking Education for the Digital Age. Springer Netherlands, 2005.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.