MALHOTRA.O.P / GUPTA.S.K / GANGAL, A. (2013). MATHEMATICS TODAY - 2. S.CHAND.
Lua i Stíl Chicago (17ú heag.)MALHOTRA.O.P / GUPTA.S.K / GANGAL, ANUBHUTI. MATHEMATICS TODAY - 2. S.CHAND, 2013.
Lua MLA (9ú heag.)MALHOTRA.O.P / GUPTA.S.K / GANGAL, ANUBHUTI. MATHEMATICS TODAY - 2. S.CHAND, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.