Cita APA (7a ed.)

Bellman, G. M., & Ryan, K. (2009). Extraordinary groups: How ordinary teams achieve amazing results. Jossey-Bass.

Cita Chicago Style (17a ed.)

Bellman, Geoffrey M., y Kathleen Ryan. Extraordinary Groups: How Ordinary Teams Achieve Amazing Results. San Francisco, CA: Jossey-Bass, 2009.

Cita MLA (9a ed.)

Bellman, Geoffrey M., y Kathleen Ryan. Extraordinary Groups: How Ordinary Teams Achieve Amazing Results. Jossey-Bass, 2009.