Eves, H. W. (2003). Mathematical circles. [Washington, D.C.]: Mathematical Association of America.
Trích dẫn kiểu ChicagoEves, Howard Whitley. Mathematical Circles. [Washington, D.C.]: Mathematical Association of America, 2003.
MLA citiranjeEves, Howard Whitley. Mathematical Circles. [Washington, D.C.]: Mathematical Association of America, 2003.
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