Tang Greg. Math for all seasons. Scholastic.
Lua i Stíl Chicago (17ú heag.)Tang Greg. Math for All Seasons. New Delhi: Scholastic.
Lua MLA (9ú heag.)Tang Greg. Math for All Seasons. Scholastic.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.