APA (7th ed.) Citation

(2020). GCE O' Level: விஞ்ஞானம் 2011-2020. Mesda Publication.

Chicago Style (17th ed.) Citation

GCE O' Level: விஞ்ஞானம் 2011-2020. Mawanella: Mesda Publication, 2020.

MLA (9th ed.) Citation

GCE O' Level: விஞ்ஞானம் 2011-2020. Mesda Publication, 2020.

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