Robert L. Flood & Norma R.A. Romm 
Critical Systems Thinking [PDF ebook] 
Current Research and Practice

This volume offers comprehensive treatment of the latest developments in critical systems thinking and practice. The book features contributions by researchers at the prestigious Centre for Systems Studies at the University of Hull, England. The emphasis is on rigorous analysis of the wide range of approaches to problem solving reported in the research literature. This work will enhance the studies of researchers and students in the areas of systems problem solving, action research, management science, and operational research.