APA (7th ed.) Citation

Piara Singh, Mohd. Jamil bin Mohamed, & Khaw. (2006). Geografi tingkatan 4 & 5. Pearson Malaysia.

Chicago Style (17th ed.) Citation

Piara Singh, Mohd. Jamil bin Mohamed, and Khaw. Geografi Tingkatan 4 & 5. Petaling Jaya: Pearson Malaysia, 2006.

MLA (8th ed.) Citation

Piara Singh, et al. Geografi Tingkatan 4 & 5. Pearson Malaysia, 2006.