Lewandowski, R. Helmet- and Head-Mounted Displays and Symbology Design Requirements II. SPIE Digital Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewandowski, Ronald. Helmet- and Head-Mounted Displays and Symbology Design Requirements II. SPIE Digital Library.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLewandowski, Ronald. Helmet- and Head-Mounted Displays and Symbology Design Requirements II. SPIE Digital Library.
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