APA ציטוט
Helfrick, A. D., & Cooper, W. D. (1990). Modern electronic instrumentation and measurement techniques. Prentice Hall.
Chicago Style (17th ed.) Citation
Helfrick, Albert D., and William David Cooper. Modern Electronic Instrumentation and Measurement Techniques. New Delhi: Prentice Hall, 1990.
ציטוט MLA
Helfrick, Albert D., and William David Cooper. Modern Electronic Instrumentation and Measurement Techniques. Prentice Hall, 1990.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.