@book{151404,
	author = {Schutz, Bernard F.},
	title = {A first course in general relativity /},
	publisher = {Cambridge University Press,},
	year = {c1990.},
	address = {Cambridge :},
	edition = {Reprinted 1986 (with corrections), 1988, 1989, 1990, 1992},
	note = {Includes index.}
}