Below are some books I often recommend to clients.
Self-help version of schema therapy
Reinventing Your Life: Breakthrough program to end negative behaviour and feel great again
By: Jeffrey E. Young, Janet S. Klosko (2019)
For folks experiencing boundary issues or codependent relationships
Facing Codependence. What it is, Where it Comes from, How it Sabotages Our Lives
By: Pia Mellody (2002)
Adult ADHD
Taking Charge of Adult ADHD
By: Russell A. Barkley, Christine M. Benton (2010)
For folks who have experienced childhood emotional neglect
Running on Empty. Overcome Your Childhood Emotional Neglect
By: Jonice Webb, Christine Musello (2012)
For the development of assertiveness skills
Your Perfect Right, 10th Edition. Assertiveness and Equality in Your Life and Relationships
By: Robert Alberti, Michael Emmons (2017)