Cita APA (7a ed.)

Kheong, F. H., & Ramakrishnan, C. (2006). Maths. Marshall Cavendish Education.

Cita Chicago Style (17a ed.)

Kheong, Fong Ho, y Chelvi Ramakrishnan. Maths. Singapore: Marshall Cavendish Education, 2006.

Cita MLA (8a ed.)

Kheong, Fong Ho, y Chelvi Ramakrishnan. Maths. Marshall Cavendish Education, 2006.