APA Citation

Steen, L. (1978). Mathematics Today Twelve Informal Essays (1st ed. 1978.). New York, NY: Springer New York.

Chicago Style Citation

Steen, L.A. Mathematics Today Twelve Informal Essays. 1st ed. 1978. New York, NY: Springer New York, 1978.

MLA Citation

Steen, L.A. Mathematics Today Twelve Informal Essays. 1st ed. 1978. New York, NY: Springer New York, 1978.

Warning: These citations may not always be 100% accurate.