Middleton, D. (2013). Marketing in the participation age: A guide to motivating people to join, share, take part, connect, and engage. Wiley. https://doi.org/10.1002/9781119203988
Παραπομπή σε μορφή Chicago (17η εκδ.)Middleton, Daina. Marketing in the Participation Age: A Guide to Motivating People to Join, Share, Take Part, Connect, and Engage. Hoboken, N.J.: Wiley, 2013. https://doi.org/10.1002/9781119203988.
Παραπομπή σε μορφή MLA (8th εκδ.)Middleton, Daina. Marketing in the Participation Age: A Guide to Motivating People to Join, Share, Take Part, Connect, and Engage. Wiley, 2013. https://doi.org/10.1002/9781119203988.
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