Ludvigsen, M. (1999). General relativity: A geometric approach. Cambridge University Press.
Chicago Edition CitationLudvigsen, Malcolm. General Relativity: A Geometric Approach. Cambridge ; New York: Cambridge University Press, 1999.
MLA引文Ludvigsen, Malcolm. General Relativity: A Geometric Approach. Cambridge University Press, 1999.
警告：這些引文格式不一定是100％准確.