記錄引文
APA引文
Fenchel, W. (1989). Elementary geometry in hyperbolic space. Walter de Gruyter.
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Chicago Style (17th ed.) Citation
Fenchel, W. Elementary Geometry in Hyperbolic Space. Berlin ; New York: Walter de Gruyter, 1989.
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MLA引文
Fenchel, W. Elementary Geometry in Hyperbolic Space. Walter de Gruyter, 1989.
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警告：這些引文格式不一定是100％准確.