APA (7th ed.) Citation

Koh, S. L., & Tan, S. L. (2003). Grammar made easy (2nd ed.). Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Koh, Soo Ling, and Siew Lui Tan. Grammar Made Easy. 2nd ed. Petaling Jaya, Selangor: Pearson/Prentice Hall, 2003.

MLA (9th ed.) Citation

Koh, Soo Ling, and Siew Lui Tan. Grammar Made Easy. 2nd ed. Pearson/Prentice Hall, 2003.