No need for sources.
DEVELOPING YOUR DIAGNOSTIC AND ANALYTIC SKILLS: DEALING WITH A DIFFICULT PERSON
Document your answers to the following questions about someone with whom you are not getting along with well. Implement your written action plan for how you will adapt your behaviour to influence this negative relationship.
1.Your typical approach has not been successful. Describe your approach.
2.What, in your opinion, is this persons personality and behavioural style?
3.How does this person react to your style?
4.What way(s) could you modify your behaviour to improve your relationship with this person?
5.Outline a specific action plan for your next meeting with this person.