Cita APA (7th ed.)

Steen, L. A. (1981). Mathematics tomorrow. Springer-Verlag.

Cita Chicago (17th ed.)

Steen, Lynn Arthur. Mathematics Tomorrow. Nueva York: Springer-Verlag, 1981.

Cita MLA (9th ed.)

Steen, Lynn Arthur. Mathematics Tomorrow. Springer-Verlag, 1981.