APA (7th ed.) Citation

Sampson, D., Ifenthaler, D., Isaías, P., & Spector, J. (2014). Digital Systems for Open Access to Formal and Informal Learning.

Chicago Style (17th ed.) Citation

Sampson, Demetrios, D. Ifenthaler, P. Isaías, and J. Spector. Digital Systems for Open Access to Formal and Informal Learning. 2014.

MLA (9th ed.) Citation

Sampson, Demetrios, et al. Digital Systems for Open Access to Formal and Informal Learning. 2014.