BIG ELEPHANT FOUNDATION. (2012). MIND TWISTER MATHS OLYMPIAD WORKBOOK- 3. BIG ELEPHANT FOUNDATION.
Lua i Stíl Chicago (17ú heag.)BIG ELEPHANT FOUNDATION. MIND TWISTER MATHS OLYMPIAD WORKBOOK- 3. BIG ELEPHANT FOUNDATION, 2012.
Lua MLA (9ú heag.)BIG ELEPHANT FOUNDATION. MIND TWISTER MATHS OLYMPIAD WORKBOOK- 3. BIG ELEPHANT FOUNDATION, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.