Engel, B. (2001). The power of apology: Healing steps to transform all your relationships. New York: J. Wiley.
Chicago-stil citatEngel, Beverly. The Power of Apology: Healing Steps to Transform All Your Relationships. New York: J. Wiley, 2001.
MLA-referensEngel, Beverly. The Power of Apology: Healing Steps to Transform All Your Relationships. New York: J. Wiley, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.