APA (7th ed.) Citation

(2015). English workbook - grade 11. Dept. of Educational Publications.

Chicago Style (17th ed.) Citation

English Workbook - Grade 11. Battaramulla: Dept. of Educational Publications, 2015.

MLA (9th ed.) Citation

English Workbook - Grade 11. Dept. of Educational Publications, 2015.

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