Johnson, C. D. (1977). Process Control Instrumentation Technology. Wiley Eastern.
Dyfyniad Arddull ChicagoJohnson, Curtis D. Process Control Instrumentation Technology. New York: Wiley Eastern, 1977.
Dyfyniad MLAJohnson, Curtis D. Process Control Instrumentation Technology. Wiley Eastern, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.