Stephani, H. (2004). Relativity: An introduction to special and general relativity (Third edition.). Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStephani, Hans. Relativity: An Introduction to Special and General Relativity. Third edition. New York: Cambridge University Press, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStephani, Hans. Relativity: An Introduction to Special and General Relativity. Third edition. Cambridge University Press, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.