APA (7th ed.) Citation

Porter, A. (1952). Introduction to servomechanisms / by Arthur Porter (2nd ed.). Methuen.

Chicago Style (17th ed.) Citation

Porter, Arthur. Introduction to Servomechanisms / by Arthur Porter. 2nd ed. Methuen, 1952.

MLA (9th ed.) Citation

Porter, Arthur. Introduction to Servomechanisms / by Arthur Porter. 2nd ed. Methuen, 1952.

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