APA (7th ed.) Citation

Koh, S. L., & Tan, S. L. (2001). Grammar made easy. Prentice Hall.

Chicago Style (17th ed.) Citation

Koh, Soo Ling, and Siew Lui Tan. Grammar Made Easy. Selangor: Prentice Hall, 2001.

MLA (9th ed.) Citation

Koh, Soo Ling, and Siew Lui Tan. Grammar Made Easy. Prentice Hall, 2001.

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