APA (7th ed.) Citation

Sim, K. Y., Pua Kim Teck, & Chang Tze Hin. Additional Mathematics. SASBADI SDN. BHD.

Chicago Style (17th ed.) Citation

Sim, Kwang Yaw, Pua Kim Teck, and Chang Tze Hin. Additional Mathematics. Petaling Jaya, Selangor: SASBADI SDN. BHD.

MLA (8th ed.) Citation

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