Cita APA (7th ed.)

ebrary, Inc, & Foth, M. (2011). From social butterfly to engaged citizen: Urban informatics, social media, ubiquitous computing, and mobile technology to support citizen engagement. MIT Press.

Cita Chicago (17th ed.)

ebrary, Inc, i Marcus Foth. From Social Butterfly to Engaged Citizen: Urban Informatics, Social Media, Ubiquitous Computing, and Mobile Technology to Support Citizen Engagement. Cambridge, Mass.: MIT Press, 2011.

Cita MLA (9th ed.)

ebrary, Inc, i Marcus Foth. From Social Butterfly to Engaged Citizen: Urban Informatics, Social Media, Ubiquitous Computing, and Mobile Technology to Support Citizen Engagement. MIT Press, 2011.