APA (7th ed.) Citation

Najda, S. A. (2012). Piezoelectric transducers of ultrasonic level meters.

Chicago Style (17th ed.) Citation

Najda, S. A. Piezoelectric Transducers of Ultrasonic Level Meters. 2012.

MLA (8th ed.) Citation

Najda, S. A. Piezoelectric Transducers of Ultrasonic Level Meters. 2012.

Warning: These citations may not always be 100% accurate.