APA (7th ed.) Citation

Wattegama, T. H., & Yatawara, I. (2017). Science - I: Grade 11. Master Guide Publications.

Chicago Style (17th ed.) Citation

Wattegama, T. H., and Indra Yatawara. Science - I: Grade 11. Colombo: Master Guide Publications, 2017.

MLA (9th ed.) Citation

Wattegama, T. H., and Indra Yatawara. Science - I: Grade 11. Master Guide Publications, 2017.

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