Eves, H. W. (1971). Mathematical circles revisited: A second collection of mathematical stories and anecdotes. Prindle, Weber & Schmidt.
Cita Chicago (17th ed.)Eves, Howard Whitley. Mathematical Circles Revisited: A Second Collection of Mathematical Stories and Anecdotes. Boston: Prindle, Weber & Schmidt, 1971.
Cita MLA (8th ed.)Eves, Howard Whitley. Mathematical Circles Revisited: A Second Collection of Mathematical Stories and Anecdotes. Prindle, Weber & Schmidt, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.