APA (7th ed.) Citation

Conant, L. L. The Number Concept: Its Origin and Development.

Chicago Style (17th ed.) Citation

Conant, Levi L. The Number Concept: Its Origin and Development.

MLA (9th ed.) Citation

Conant, Levi L. The Number Concept: Its Origin and Development.

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