APA (7th ed.) Citation

Balasuriya, R. (2004). Mathamatics for grade eight - part 11.

Chicago Style (17th ed.) Citation

Balasuriya, Ranee. Mathamatics for Grade Eight - Part 11. 2004.

MLA (9th ed.) Citation

Balasuriya, Ranee. Mathamatics for Grade Eight - Part 11. 2004.

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