Rowell, D., Wormley, D. N., Wormley, D. N., & Wormley, D. N. (1997). System dynamics: An introduction. Upper Saddle River, N.J.: Prentice Hall.
Παραπομπή Chicago StyleRowell, Derek., D. N. Wormley, D. N. Wormley, and David N. Wormley. System Dynamics: An Introduction. Upper Saddle River, N.J.: Prentice Hall, 1997.
Παραπομπή MLARowell, Derek., D. N. Wormley, D. N. Wormley, and David N. Wormley. System Dynamics: An Introduction. Upper Saddle River, N.J.: Prentice Hall, 1997.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.