APA (7th ed.) Citation

Yeap Tok Kheng. (2004). Kertas model pentaksiran: PMR sains. Longman.

Chicago Style (17th ed.) Citation

Yeap Tok Kheng. Kertas Model Pentaksiran: PMR Sains. Selangor: Longman, 2004.

MLA (9th ed.) Citation

Yeap Tok Kheng. Kertas Model Pentaksiran: PMR Sains. Longman, 2004.

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