DISTEFANO, J. J., STUBBERUD, A. R., & WILLIAMS, I. J. (1987). Theory and problems of feedback and control systems.--ed. SI (metric). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)DISTEFANO, Joseph J., Allen R. STUBBERUD, agus Ivan J. WILLIAMS. Theory and Problems of Feedback and Control Systems.--ed. SI (metric). New York: McGraw-Hill, 1987.
Lua MLA (9ú heag.)DISTEFANO, Joseph J., et al. Theory and Problems of Feedback and Control Systems.--ed. SI (metric). McGraw-Hill, 1987.
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