Rawling, E., & Daugherty, R. (1996). Geography into the twenty-first century. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRawling, Eleanor, और Richard Daugherty. Geography into the Twenty-first Century. Chichester, [Eng.]: Wiley, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRawling, Eleanor, और Richard Daugherty. Geography into the Twenty-first Century. Wiley, 1996.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.