Morgan, D. Spirit and medium: The video art of Bill Viola / David Morgan. The art of Bill Viola.(2004).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorgan, David. "Spirit and Medium: The Video Art of Bill Viola / David Morgan." The Art of Bill Viola.(2004) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रMorgan, David. "Spirit and Medium: The Video Art of Bill Viola / David Morgan." The Art of Bill Viola.(2004), .
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.