BANSAL. R. K. (2011). CONCISE MATHEMATICS PART- I FOR CLASS- IX. SELINA PUBLICATION.
Lua i Stíl Chicago (17ú heag.)BANSAL. R. K. CONCISE MATHEMATICS PART- I FOR CLASS- IX. SELINA PUBLICATION, 2011.
Lua MLA (9ú heag.)BANSAL. R. K. CONCISE MATHEMATICS PART- I FOR CLASS- IX. SELINA PUBLICATION, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.