APA (7th ed.) Citation

LAU. (1991). Petua kejayaan PMR Sains. Longman Malaysia Sdn Bhd.

Chicago Style (17th ed.) Citation

LAU. Petua Kejayaan PMR Sains. Petaling Jaya: Longman Malaysia Sdn Bhd, 1991.

MLA (8th ed.) Citation

LAU. Petua Kejayaan PMR Sains. Longman Malaysia Sdn Bhd, 1991.

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