ISO/IEC 19501:2004 describes the Unified Modeling Language (UML), a graphical language for visualizing, specifying, constructing and documenting the artifacts of a software-intensive system. The UML offers a standard way to write a system's blueprints, including conceptual things such as business processes and system functions, as well as concrete things such as programming language statements, database schemas, and reusable software components.
You easily download any file type for your gadget.ISO/IEC 19501:2005, Information technology - Open Distributed Processing - Unified Modeling Language (UML) Version 1.4.2 | ISO/IEC/JTC 1/SC 7. I really enjoyed this book and have already told so many people about it!