Johnson, E. F. (1967). Automatic process control. McGraw-Hill.
Cita Chicago (17th ed.)Johnson, Ernest F. Automatic Process Control. New York: McGraw-Hill, 1967.
Cita MLA (9th ed.)Johnson, Ernest F. Automatic Process Control. McGraw-Hill, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.