APA (7th ed.) Citation

Nirmala Perera. (2015). SCIENCE: GRADE 9. JEYA BOOK CENTRE.

Chicago Style (17th ed.) Citation

Nirmala Perera. SCIENCE: GRADE 9. COLOMBO: JEYA BOOK CENTRE, 2015.

MLA (9th ed.) Citation

Nirmala Perera. SCIENCE: GRADE 9. JEYA BOOK CENTRE, 2015.

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