Rayner David. (2018). Complete Mathematics for Cambridge IGCSE Fifth Edition Extended (5th.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Rayner David. Complete Mathematics for Cambridge IGCSE Fifth Edition Extended. 5th. United Kingdom: Oxford University Press, 2018.
Lua MLA (9ú heag.)Rayner David. Complete Mathematics for Cambridge IGCSE Fifth Edition Extended. 5th. Oxford University Press, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.