APA (7th ed.) Citation

Karunaratne, R. (2015). English Grammer and Usage. Fast Publishers.

Chicago Style (17th ed.) Citation

Karunaratne, R.S. English Grammer and Usage. Colombo 10: Fast Publishers, 2015.

MLA (9th ed.) Citation

Karunaratne, R.S. English Grammer and Usage. Fast Publishers, 2015.

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