Service Management 101: A Service Management Guide For Service Providers, Those Entering A Career In Service Management And Anyone Looking To Understand Itil.
The Itil 4 Guide: Service Management Essentials: A Practical Guide To The Four Dimensions, Guiding Principles, And The Service Value System Paperback Book By R. Parvin
The Itil 4 Service Management Handbook: A Practical Guide To Four Dimensions, Guiding Principles, Service Value System, And Best Practices Paperback By R. Parvin