APA (7th ed.) Citation

Paraminder Singh. (2004). Biologi: Tingkatan 4. Sistem.

Chicago Style (17th ed.) Citation

Paraminder Singh. Biologi: Tingkatan 4. Selangor: Sistem, 2004.

MLA (9th ed.) Citation

Paraminder Singh. Biologi: Tingkatan 4. Sistem, 2004.

Warning: These citations may not always be 100% accurate.