APA (7th ed.) Citation

Pathirathna, S. (2009). Science: Grade 11. Sarasavi.

Chicago Style (17th ed.) Citation

Pathirathna, Sumana. Science: Grade 11. Nugegoda: Sarasavi, 2009.

MLA (9th ed.) Citation

Pathirathna, Sumana. Science: Grade 11. Sarasavi, 2009.

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