APA Edition Citation

Ellis,George F.R, & Ruthm.Williams. (1988). Flat and Curved space-times. Clarendon press.

Chicago Edition Citation

Ellis,George F.R, and Ruthm.Williams. Flat and Curved Space-times. New York: Clarendon press, 1988.

MLA Edition Citation

Ellis,George F.R, and Ruthm.Williams. Flat and Curved Space-times. Clarendon press, 1988.

Warning: These citations may not always be 100% accurate.