एपीए उद्धरण

(1981). Pulse Echo Ulttrasound Imaging Systems: Performance Tests and Criteria. American Institute of physics.

शिकागो स्टाइल उद्धरण

Pulse Echo Ulttrasound Imaging Systems: Performance Tests and Criteria. New York: American Institute of physics, 1981.

एमएलए उद्धरण

Pulse Echo Ulttrasound Imaging Systems: Performance Tests and Criteria. American Institute of physics, 1981.