Cita APA (7th ed.)

(1969). Squaring the circle and other monographs. Chelsea.

Cita Chicago (17th ed.)

Squaring the Circle and Other Monographs. New york: Chelsea, 1969.

Cita MLA (9th ed.)

Squaring the Circle and Other Monographs. Chelsea, 1969.

Atenció: Aquestes cites poden no estar 100% correctes.