Rethinking the Fifth Discipline
Flood, R. L. 1999. Rethinking the Fifth Discipline: Learning within the unknowable. Routledge (London and New York)
Systems Overview (Knowledge Area)
This book includes a very good general summary of Systems Science and Systems Thinking.
Overview of Systems Science
It provides the Management Science perspective on Systems Science.
Annotation for Article 2.
Annotation for Article 3.