HAINES STEPHEN G. (2000). COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. HRD PRESS.
Cita Chicago (17th ed.)HAINES STEPHEN G. COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. U.S: HRD PRESS, 2000.
Cita MLA (9th ed.)HAINES STEPHEN G. COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. HRD PRESS, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.