Cita APA (7th ed.)

Narayan, S. (1970). Number systems. S.Chand.

Cita Chicago (17th ed.)

Narayan, Shanti. Number Systems. New Delhi: S.Chand, 1970.

Cita MLA (9th ed.)

Narayan, Shanti. Number Systems. S.Chand, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.