APA (7th ed.) Citation

Leong, L. B. (2005). Essential Aids for english learners. Bright Publications Sdn.Bhd..

Chicago Style (17th ed.) Citation

Leong, Lee Boon. Essential Aids for English Learners. Selangor: Bright Publications Sdn.Bhd., 2005.

MLA (9th ed.) Citation

Leong, Lee Boon. Essential Aids for English Learners. Bright Publications Sdn.Bhd., 2005.

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