Ensminger, D., & Stulen, F. B. (2009). Ultrasonics: Data, equations, and their practical uses. CRC.
शिकागो स्टाइल उद्धरणEnsminger, Dale., और Foster B. Stulen. Ultrasonics: Data, Equations, and Their Practical Uses. Boca Ration: CRC, 2009.
एमएलए उद्धरणEnsminger, Dale., और Foster B. Stulen. Ultrasonics: Data, Equations, and Their Practical Uses. CRC, 2009.
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