HomepageUML Diagrams vpadmin in Use Case DiagramUML Diagrams Online Library System This is a use case diagram example of a Online Library System Import into your Project Open diagram in Visual Paradigm [?] Copy the URL below, paste it in the Open Project windows of Visual Paradigm and press Enter to open it Use Case Diagram UML Diagrams Posted by: Brittany Shook Related posts:From Use Case to System-Level Sequence DiagramUsing ReferencesObserverDecoratorObject Creation and DeletionGeneral Business System Next Read: Software Development Management »