APA (7th ed.) Citation

Miranda, L., Morais, C., & Dias, P. (2006). Online environments: Collaboration in learning activities.

Chicago Style (17th ed.) Citation

Miranda, Luísa, Carlos Morais, and Paulo Dias. Online Environments: Collaboration in Learning Activities. 2006.

MLA (9th ed.) Citation

Miranda, Luísa, et al. Online Environments: Collaboration in Learning Activities. 2006.