Kouzes, J. M. (1993). Credibility: How leaders gain and lose it, why people demand it. San Francisco: Jossey-Bass Publishers.
Dyfyniad Arddull ChicagoKouzes, James M. Credibility: How Leaders Gain and Lose It, Why People Demand It. San Francisco: Jossey-Bass Publishers, 1993.
Dyfyniad MLAKouzes, James M. Credibility: How Leaders Gain and Lose It, Why People Demand It. San Francisco: Jossey-Bass Publishers, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.