APA (7th ed.) Citation

English 2007-2016: General Certificate of Education (Ordinary Level) Examination. Sarala Educational Book Publishers.

Chicago Style (17th ed.) Citation

English 2007-2016: General Certificate of Education (Ordinary Level) Examination. Nugegoda: Sarala Educational Book Publishers.

MLA (9th ed.) Citation

English 2007-2016: General Certificate of Education (Ordinary Level) Examination. Sarala Educational Book Publishers.

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