Geological Survey (U.S.)\nNational Earthquake Information Center. (1967). Earthquake Information Bulletin. National Earthquake Information Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeological Survey (U.S.)\nNational Earthquake Information Center. Earthquake Information Bulletin. Rockville, Md: National Earthquake Information Center, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeological Survey (U.S.)\nNational Earthquake Information Center. Earthquake Information Bulletin. National Earthquake Information Center, 1967.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.