Fisher, R. (2004). National Geographic historical atlas of the United States. National Geographic.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFisher, Ron. National Geographic Historical Atlas of the United States. Washington, DC: National Geographic, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFisher, Ron. National Geographic Historical Atlas of the United States. National Geographic, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.