Gaya APA

Kuen, L, C, C, L, W, C, L, M. (2013). Mathematics matters (Reprintsd 2013). Singapore: Marshall Cavendish Education Pte Ltd.

Gaya MLA

Kuen, Lai, Chee, Chong,, Low, Wai, Cheng,, Leong, May. "Mathematics matters". Reprintsd 2013 Singapore: Marshall Cavendish Education Pte Ltd, 2013. Text.