Chosen at random from all the resources listed:
- System Analysis, Design, and Development: Concepts, Principles, and Practices by Charles S Wasson
- Systems Archetype Basics: From Story To Structure by Daniel H. Kim, Virginia Anderson
- When a Butterfly Sneezes: A Guide for Helping Kids Explore Interconnections in Our World ... by Linda Booth Sweeney
- Handbook of Systems Engineering and Management by Andrew P. Sage, William B. Rouse
- Soft Systems Methodology in Action by Jim Scholes, Peter B. Checkland