APA (7th ed.) Citation

Spencer, P. L. (1952). Building mathematical concepts in the elementary school. Holt.

Chicago Style (17th ed.) Citation

Spencer, Peter Lincoln. Building Mathematical Concepts in the Elementary School. New York: Holt, 1952.

MLA (9th ed.) Citation

Spencer, Peter Lincoln. Building Mathematical Concepts in the Elementary School. Holt, 1952.

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