APA-referens (7:e uppl.)

Abrahamson, S., Ryder, P., & Unterberg, B. (2013). Crowdstorm: The future of innovation, ideas, and problem solving. Wiley.

Chicago-referens (17:e uppl.)

Abrahamson, Shaun, Peter Ryder, och Bastian Unterberg. Crowdstorm: The Future of Innovation, Ideas, and Problem Solving. Hoboken, N.J.: Wiley, 2013.

MLA-referens (9:e uppl.)

Abrahamson, Shaun, et al. Crowdstorm: The Future of Innovation, Ideas, and Problem Solving. Wiley, 2013.