There are five phases of project management:
However, the PMBOK indicates that the number of phases is determined by the project team and project type. Project management is based on the idea that a project goes through phases characterized by a specific set of activities which take the project from beginning to end. Projects also have constraints like cost, time, and resources. One way to organize projects is to sort them into the 5 phases.
Diagram and content from Project Management.com. (2020). 5 phases of project management (PMP). Retrieved from https://project-management.com/project-management-phases/
These eBooks are from the library and provide excellent content on project management processes.