Oprea, J. (2007). Differential geometry and its applications. Mathematical Association of America.
芝加哥风格引文Oprea, John. Differential Geometry and Its Applications. Washington, D.C.: Mathematical Association of America, 2007.
MLA引文Oprea, John. Differential Geometry and Its Applications. Mathematical Association of America, 2007.
警告：这些引文格式不一定是100％准确.