Cita APA (7a ed.)

George, B., & Baker, D. (2011). True north groups: A powerful path to personal and leadership development. Berrett-Koehler Publishers.

Cita Chicago Style (17a ed.)

George, Bill, y Doug Baker. True North Groups: A Powerful Path to Personal and Leadership Development. San Francisco, Calif.: Berrett-Koehler Publishers, 2011.

Cita MLA (8a ed.)

George, Bill, y Doug Baker. True North Groups: A Powerful Path to Personal and Leadership Development. Berrett-Koehler Publishers, 2011.