एपीए उद्धरण

Sumangala, R. (1996). Investigations on ultrasonic transducer array systems for NDE of underwater pipelines. Dept. of Electronics, CUSAT.

शिकागो स्टाइल उद्धरण

Sumangala, R. Investigations on Ultrasonic Transducer Array Systems for NDE of Underwater Pipelines. Kochi: Dept. of Electronics, CUSAT, 1996.

एमएलए उद्धरण

Sumangala, R. Investigations on Ultrasonic Transducer Array Systems for NDE of Underwater Pipelines. Dept. of Electronics, CUSAT, 1996.