Chosen at random from all the resources listed:
- Introduction to Systems Engineering by Andrew P. Sage, James E. Armstrong
- T551_1 Systems Thinking and Practice by -- Uknown -- -- Uknown --
- Practical Systems Thinking by Alan Waring
- Systems One : An Introduction to Systems Thinking by Draper L. Kauffman
- The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving by Joseph O'Connor, Ian McDermott