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Lua i Stíl Chicago (17ú heag.)Bostock, Linda. St (P) Mathematics 5C. Cheltenham, G.B: Stanley Thornes (Pub), 1987.
Lua MLA (9ú heag.)Bostock, Linda. St (P) Mathematics 5C. Stanley Thornes (Pub), 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.