APA Style

Sarmiento, E, F, M. (2016). Plane geometry with basic trigonometry: A simplified approach . Intramuros, Manila: Unlimited Books Library Services & P..

MLA Style

Sarmiento, Engr., Felipe, M.. "Plane geometry with basic trigonometry: A simplified approach". Intramuros, Manila: Unlimited Books Library Services & P., 2016. Text.