Davies, P. C. W. Space and time in the modern universe / P. C. W. Davies. - Cambridge ; New York : Cambridge University Press, 1977. - 232 p. : ill. ; 23 cm. Includes index. ISBN: 0521214459. 0521291518 LCCN: 76027902 LC Class. No.: QC173.59.S65 / D39 Dewey Class. No.: 530.1/1