The Systems Thinker - Mental Models

Think In Systems: The Theory and Practice of Strategic Planning, Problem Solving, and Creating Lasting Results - Complexity Made Simple

Zoe McKey

Systems Concepts in Action

Bob Williams, Richard Hummelbrunner

Super Thinking

Lauren McCann

Systems Thinking for Social Change

David Peter Stroh

The Elements of Thinking in Systems

Albert Rutherford

The Systems Thinker – A Lifetime of Systems Thinking - The Systems Thinker