APA (7th ed.) Citation

Silva. (2001). New Work book Grade 11 English. Samayawardhana.

Chicago Style (17th ed.) Citation

Silva. New Work Book Grade 11 English. Colombo: Samayawardhana, 2001.

MLA (9th ed.) Citation

Silva. New Work Book Grade 11 English. Samayawardhana, 2001.

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