APA (7th ed.) Citation

Asoka, R. (2008). Mathematics standard 6 - London and Sri Lankan.

Chicago Style (17th ed.) Citation

Asoka, Ranjith. Mathematics Standard 6 - London and Sri Lankan. 2008.

MLA (9th ed.) Citation

Asoka, Ranjith. Mathematics Standard 6 - London and Sri Lankan. 2008.

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