APA (7th ed.) Citation

Canfield, J. ., Hansen, M. V., Hewitt, L., & Hidayati Kasuma. (2015). The power of focus (Edisi bahasa Melayu.). PTS Publishing.

Chicago Style (17th ed.) Citation

Canfield, Jack , Mark Victor Hansen, Les Hewitt, and Hidayati Kasuma. The Power of Focus. Edisi bahasa Melayu. Batu Caves, Selangor: PTS Publishing, 2015.

MLA (9th ed.) Citation

Canfield, Jack , et al. The Power of Focus. Edisi bahasa Melayu. PTS Publishing, 2015.