APA (7th ed.) Citation

Astrom, K. J., & Hagglund, T. (1995). PID controllers (Second edition.). Intstrument Society of America.

Chicago Style (17th ed.) Citation

Astrom, Karl J., and Tore Hagglund. PID Controllers. Second edition. Research Triangle Park, N.C: Intstrument Society of America, 1995.

MLA (8th ed.) Citation

Astrom, Karl J., and Tore Hagglund. PID Controllers. Second edition. Intstrument Society of America, 1995.

Warning: These citations may not always be 100% accurate.