ROWELL, D., & WORMLEY, D. N. (1997). System dynamics: An introduction. Prentice Hall.
Cita Chicago (17th ed.)ROWELL, Derek, i David N. WORMLEY. System Dynamics: An Introduction. New York: Prentice Hall, 1997.
Cita MLA (9th ed.)ROWELL, Derek, i David N. WORMLEY. System Dynamics: An Introduction. Prentice Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.