Helfrick, A. D. (1977). Modern electronic instrumentation and measurement techniques. Prentice-Hall of India.
Stile di citazione ChicagoHelfrick, Albert D. Modern Electronic Instrumentation and Measurement Techniques. New Delhi: Prentice-Hall of India, 1977.
Citazione MLAHelfrick, Albert D. Modern Electronic Instrumentation and Measurement Techniques. Prentice-Hall of India, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.