APA (7th ed.) Citation

Grossnickle, F. E., & Brueckner, L. J. (1963). Discovering meaning in elementary school mathematics. Holt.

Chicago Style (17th ed.) Citation

Grossnickle, Foster E., and L. J. Brueckner. Discovering Meaning in Elementary School Mathematics. New York: Holt, 1963.

MLA (9th ed.) Citation

Grossnickle, Foster E., and L. J. Brueckner. Discovering Meaning in Elementary School Mathematics. Holt, 1963.