APA (7th ed.) Citation

Sim, K. Y., Pua, K. T., & Chang, T. H. (2015). Additional Mathematics. SASBADI SDN. BHD.

Chicago Style (17th ed.) Citation

Sim, Kwang Yaw, Kim Teck Pua, and Tze Hin Chang. Additional Mathematics. PETALING JAYA, Selangor: SASBADI SDN. BHD, 2015.

MLA (8th ed.) Citation

Sim, Kwang Yaw, et al. Additional Mathematics. SASBADI SDN. BHD, 2015.