- Advice from Tammy Lenski: How to Apologize
- Bibliography of Related Articles, by Catherine Morris
- Elements of an Effective Apology, by Dr Marsha Wagner, Columbia University
- On Apology. by Aaron Lazare, Pub. Date: August 2004; Oxford University Press
- The Power of Apologies by Dr Marsha Wagner, Columbia University
- What Constitutes an Apology?
- What Can an Apology Do?