Helfrick, A. D. C. (2011). Modern electronic instrumentation and measurement techniques.
シカゴスタイル引用形Helfrick, Albert D; Cooper. Modern Electronic Instrumentation and Measurement Techniques. Prentice-Hall of India Pvt. Ltd., New Delhi, 2011.
MLA引用形式Helfrick, Albert D; Cooper. Modern Electronic Instrumentation and Measurement Techniques. 2011.
警告: この引用は必ずしも正確ではありません.