APA (7th ed.) Citation

Abdullah Khairi. Sound direct. PTS Publishing House Sdn Bhd.

Chicago Style (17th ed.) Citation

Abdullah Khairi. Sound Direct. Batu Caves, Selangor: PTS Publishing House Sdn Bhd.

MLA (8th ed.) Citation

Abdullah Khairi. Sound Direct. PTS Publishing House Sdn Bhd.

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