Types of conflict:
1. Interpersonal conflict: It is between to individuals
2. Intrapersonal conflict: It occurs within an individual
3. Intragroup conflict: It happens among individuals within a team
4. Intergroup conflict: It happens among different teams within an organization
http://dictionary.cambridge.org/dictionary/english/conflict
https://www.ohrd.wisc.edu/onlinetraining/resolution/aboutwhatisit.htm
http://www.typesofconflict.org