Cita APA (7th ed.)

COHN, P. (1974). Algebra. John Wiley.

Cita Chicago (17th ed.)

COHN, P.M. Algebra. London: John Wiley, 1974.

Cita MLA (9th ed.)

COHN, P.M. Algebra. John Wiley, 1974.

Atenció: Aquestes cites poden no estar 100% correctes.