APA (7th ed.) Citation

Phillips, C. L. (1991). Feedback control systems (2nd ed.). Prentice Hall, Inc.

Chicago Style (17th ed.) Citation

Phillips, Charles L. Feedback Control Systems. 2nd ed. Englewood Cliffs, New Jersey: Prentice Hall, Inc, 1991.

MLA (9th ed.) Citation

Phillips, Charles L. Feedback Control Systems. 2nd ed. Prentice Hall, Inc, 1991.