APA (7th ed.) Citation

Wentworth, G. A. (2015). Aritmética práctica.

Chicago Style (17th ed.) Citation

Wentworth, George Albert. Aritmética Práctica. 2015.

MLA (9th ed.) Citation

Wentworth, George Albert. Aritmética Práctica. 2015.

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