APA (7th ed.) Citation

Figueroa, M., & Guzmán, R. (2010). Química. [Firmas Press].

Chicago Style (17th ed.) Citation

Figueroa, Miguel, and Recuerdo Guzmán. Química. [Miami, FL]: [Firmas Press], 2010.

MLA (8th ed.) Citation

Figueroa, Miguel, and Recuerdo Guzmán. Química. [Firmas Press], 2010.

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