National Research Council (U.S.). Highway Research Board. (1962). Night visibility, 1962: Presented at the 41st annual meeting, January 8-12, 1962. Highway Research Board, National Research Council.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Research Council (U.S.). Highway Research Board. Night Visibility, 1962: Presented at the 41st Annual Meeting, January 8-12, 1962. Washington, D.C: Highway Research Board, National Research Council, 1962.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Research Council (U.S.). Highway Research Board. Night Visibility, 1962: Presented at the 41st Annual Meeting, January 8-12, 1962. Highway Research Board, National Research Council, 1962.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.