Sommerville, D. M. Y. (1934). Analytical geometry of three dimensions. Cambridge University Press.
芝加哥风格引文Sommerville, D. M. Y. Analytical Geometry of Three Dimensions. London: Cambridge University Press, 1934.
MLA引文Sommerville, D. M. Y. Analytical Geometry of Three Dimensions. Cambridge University Press, 1934.
警告：这些引文格式不一定是100％准确.