Mathematical circles
Eves, Howard
Mathematical circles - - Washington, DC Matematical Association of America 2003 - v.3 23.5 cm - Spectrum series .
Mathematics
Circle-squaring
513.2Eve-3
Mathematical circles - - Washington, DC Matematical Association of America 2003 - v.3 23.5 cm - Spectrum series .
Mathematics
Circle-squaring
513.2Eve-3