Gibson, C. G. (2003). Elementary Euclidean geometry: An introduction. Cambridge University Press.
Chicagoスタイル(17版)引用形式Gibson, Christopher G. Elementary Euclidean Geometry: An Introduction. Cambridge, UK: Cambridge University Press, 2003.
MLA(9版)引用形式Gibson, Christopher G. Elementary Euclidean Geometry: An Introduction. Cambridge University Press, 2003.
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