APA (7th ed.) Citation

Nirmala Perera. (2016). 2015 New Syllabus Science Grade 11. Jeya Book Centre.

Chicago Style (17th ed.) Citation

Nirmala Perera. 2015 New Syllabus Science Grade 11. Colombo: Jeya Book Centre, 2016.

MLA (9th ed.) Citation

Nirmala Perera. 2015 New Syllabus Science Grade 11. Jeya Book Centre, 2016.

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