விஐயபவான்.வே. (2018). GCE O' Level; Pass Papers: கணிதம். Lanka Book Depot- Pvt Ltd.
Chicago Style (17th ed.) Citationவிஐயபவான்.வே. GCE O' Level; Pass Papers: கணிதம். Colombo: Lanka Book Depot- Pvt Ltd, 2018.
MLA (9th ed.) Citationவிஐயபவான்.வே. GCE O' Level; Pass Papers: கணிதம். Lanka Book Depot- Pvt Ltd, 2018.
Warning: These citations may not always be 100% accurate.