APA (7th ed.) Citation

(2018). G.C.E O/L Mathematics Questions with Answers. Astan Publications.

Chicago Style (17th ed.) Citation

G.C.E O/L Mathematics Questions with Answers. Colombo: Astan Publications, 2018.

MLA (9th ed.) Citation

G.C.E O/L Mathematics Questions with Answers. Astan Publications, 2018.

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