Gutwirth, S., Poullet, Y., De Hert, P., & Leenes, R. (2011). Computers, Privacy and Data Protection: An Element of Choice. Springer Netherlands. https://doi.org/10.1007/978-94-007-0641-5

Gutwirth, Serge, Yves Poullet, Paul De Hert, and Ronald Leenes. Computers, Privacy and Data Protection: An Element of Choice. Dordrecht: Springer Netherlands, 2011. https://doi.org/10.1007/978-94-007-0641-5.

Gutwirth, Serge, et al. Computers, Privacy and Data Protection: An Element of Choice. Springer Netherlands, 2011. https://doi.org/10.1007/978-94-007-0641-5.