Cita APA (7a ed.)

Phong Lee, K., & Ngan Hoe, L. (2016). Shaping maths: Teacher's planning guide. 4A (Third edition 2016.). Marshall Cavendish Education.

Cita Chicago Style (17a ed.)

Phong Lee, Koay, y Lee Ngan Hoe. Shaping Maths: Teacher's Planning Guide. 4A. Third edition 2016. Singapore: Marshall Cavendish Education, 2016.

Cita MLA (9a ed.)

Phong Lee, Koay, y Lee Ngan Hoe. Shaping Maths: Teacher's Planning Guide. 4A. Third edition 2016. Marshall Cavendish Education, 2016.