APA (7th ed.) Citation

Chong Kum Ying, Chang See Leong, & Kee Bee Suan. (2017). Focus spm tingkatan 4 . 5: Sains. Penerbitan Pelangi Sdn Bhd.

Chicago Style (17th ed.) Citation

Chong Kum Ying, Chang See Leong, and Kee Bee Suan. Focus Spm Tingkatan 4 . 5: Sains. Selangor: Penerbitan Pelangi Sdn Bhd, 2017.

MLA (9th ed.) Citation

Chong Kum Ying, et al. Focus Spm Tingkatan 4 . 5: Sains. Penerbitan Pelangi Sdn Bhd, 2017.