Gaya APA

Ching, L. (2007). Pre-U Text STPM. Biology volume 1 . Petaling Jaya, Malaysia, Malay: Pearson Malaysia SDN BHD.

Gaya MLA

Ching, Lee. "Pre-U Text STPM. Biology volume 1". Petaling Jaya, Malaysia, Malay: Pearson Malaysia SDN BHD, 2007. Compact Disk.