APA (7th ed.) Citation

K.Ariyasinghe. (2008). Grade 10 Science Biology: Step By Step Text. Sarasavi Printers.

Chicago Style (17th ed.) Citation

K.Ariyasinghe. Grade 10 Science Biology: Step By Step Text. Nugegoda: Sarasavi Printers, 2008.

MLA (9th ed.) Citation

K.Ariyasinghe. Grade 10 Science Biology: Step By Step Text. Sarasavi Printers, 2008.

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