APA (7e ed.) Bronvermelding

HAINES STEPHEN G. (2000). COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. HRD PRESS.

Chicago (17e ed.) Bronvermelding

HAINES STEPHEN G. COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. U.S: HRD PRESS, 2000.

MLA (9e ed.) Bronvermelding

HAINES STEPHEN G. COMPLETE GUIDE TO SYSTEMS THINKING AND LEARNING. HRD PRESS, 2000.