Sahanaya, W., Lindeck, J., & Stewart, R. (1998). IELTS preparation and practice: Reading and writing academic module. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Sahanaya, Wendy, Jeremy Lindeck, agus Richard Stewart. IELTS Preparation and Practice: Reading and Writing Academic Module. Melbourne, Australia: Oxford University Press, 1998.
Lua MLA (8ú heag.)Sahanaya, Wendy, et al. IELTS Preparation and Practice: Reading and Writing Academic Module. Oxford University Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.