Bar, C. (2010). Elementary differential geometry (First South Asian edition 2011.). Cambridge University Press.
芝加哥风格引文Bar, Christian. Elementary Differential Geometry. First South Asian edition 2011. New York: Cambridge University Press, 2010.
MLA引文Bar, Christian. Elementary Differential Geometry. First South Asian edition 2011. Cambridge University Press, 2010.
警告：这些引文格式不一定是100％准确.