APA
Symposium on Theoretical Principles in Astrophysics and Relativity, Lebovitz N. R., Reid W. H. & Vandervoort P. O. (1978). Theoretical principles in astrophysics and relativity. Chicago: University of Chicago Press.
Chicago
Symposium on Theoretical Principles in Astrophysics and Relativity, Lebovitz Norman R, Reid William Hill and Vandervoort Peter Oliver. 1978. Theoretical principles in astrophysics and relativity. Chicago: University of Chicago Press.
Harvard
Symposium on Theoretical Principles in Astrophysics and Relativity, Lebovitz N. R., Reid W. H. and Vandervoort P. O. (1978). Theoretical principles in astrophysics and relativity. Chicago: University of Chicago Press.
MLA
Symposium on Theoretical Principles in Astrophysics and Relativity, Lebovitz Norman R, Reid William Hill and Vandervoort Peter Oliver. Theoretical principles in astrophysics and relativity. Chicago: University of Chicago Press. 1978.