Cheng, T. (2010). Relativity, gravitation and cosmology: A basic introduction. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCheng, Ta-Pei. Relativity, Gravitation and Cosmology: A Basic Introduction. Oxford; New York: Oxford University Press, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCheng, Ta-Pei. Relativity, Gravitation and Cosmology: A Basic Introduction. Oxford University Press, 2010.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.