Cita APA (7a ed.)

Ritrovato, P. (2005). Towards the learning grid: Advances in human learning services. IOS Press.

Cita Chicago Style (17a ed.)

Ritrovato, Pierluigi. Towards the Learning Grid: Advances in Human Learning Services. Amsterdam ; Washington, D.C.: IOS Press, 2005.

Cita MLA (8a ed.)

Ritrovato, Pierluigi. Towards the Learning Grid: Advances in Human Learning Services. IOS Press, 2005.