APA (7th ed.) Citation

Ramm, J., Tjotta, S., & Torsvik, G. (2013). Incentives and creativity in groups. CESifo.

Chicago Style (17th ed.) Citation

Ramm, Joachim, Sigve Tjotta, and Gaute Torsvik. Incentives and Creativity in Groups. Munich: CESifo, 2013.

MLA (9th ed.) Citation

Ramm, Joachim, et al. Incentives and Creativity in Groups. CESifo, 2013.