APA (7th ed.) Citation

Ruben, M., & Khoo, C. Y. (1989). Lentes de contacto: Aspectos médicos. Scriba.

Chicago Style (17th ed.) Citation

Ruben, Montague, and C. Y. Khoo. Lentes De Contacto: Aspectos Médicos. Barcelona: Scriba, 1989.

MLA (9th ed.) Citation

Ruben, Montague, and C. Y. Khoo. Lentes De Contacto: Aspectos Médicos. Scriba, 1989.

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