APA (7th ed.) Citation

Abdullah Khairi Hj. Haroon, Norashikin Wahid, & Siti Amira Mohd. Din. (2015). Sound direct. PTS Publishing House Sendirian Berhad.

Chicago Style (17th ed.) Citation

Abdullah Khairi Hj. Haroon, Norashikin Wahid, and Siti Amira Mohd. Din. Sound Direct. Batu Caves, Selangor: PTS Publishing House Sendirian Berhad, 2015.

MLA (8th ed.) Citation

Abdullah Khairi Hj. Haroon, et al. Sound Direct. PTS Publishing House Sendirian Berhad, 2015.