Engel, B. (2001). The power of apology: Healing steps to transform all your relationships. New York: J. Wiley.
Chicago ZitierstilEngel, Beverly. The Power of Apology: Healing Steps to Transform All Your Relationships. New York: J. Wiley, 2001.
MLA ZitierstilEngel, Beverly. The Power of Apology: Healing Steps to Transform All Your Relationships. New York: J. Wiley, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.