Cita APA (7a ed.)

Peter F. Drucker Foundation for Nonprofit Management, Hesselbein, F., Goldsmith, M., & Somerville, I. (1999). Leading beyond the walls. Jossey-Bass.

Cita Chicago Style (17a ed.)

Peter F. Drucker Foundation for Nonprofit Management, Frances Hesselbein, Marshall Goldsmith, y Iain Somerville. Leading Beyond the Walls. San Francisco: Jossey-Bass, 1999.

Cita MLA (9a ed.)

Peter F. Drucker Foundation for Nonprofit Management, et al. Leading Beyond the Walls. Jossey-Bass, 1999.