Chosen at random from all the resources listed:
- Systems Thinking : Managing Chaos and Complexity by Jamshid Gharajedaghi
- T552_1 Systems Diagramming - OpenLearn by -- Uknown -- -- Uknown --
- The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving by Joseph O'Connor, Ian McDermott
- Introduction to Radar Systems - Third Edition by Merill Ivan Skolnik
- UML for Systems Engineering by Jon Holt