Gaya APA

Kheong, F, H. et al (2005). Maths 4A: Textbook (4A SD 2nd Edition). Singapore: Marshall Federal Publication.

Gaya MLA

Kheong, Fong, Ho. et al. "Maths 4A: Textbook". 4A SD 2nd Edition Singapore: Marshall Federal Publication, 2005. Text.