APA (7th ed.) Citation

HELTON, F. L. F. (1999). Introducting mathematics.

Chicago Style (17th ed.) Citation

HELTON, F. Loyd F. Introducting Mathematics. 1999.

MLA (8th ed.) Citation

HELTON, F. Loyd F. Introducting Mathematics. 1999.

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