Sastry S.S. (2008). Introductory Methods Of Numerical Analysis (4 ed.). Prentice- Hall of india.
Lua i Stíl Chicago (17ú heag.)Sastry S.S. Introductory Methods Of Numerical Analysis. 4 ed. NEW DELHI: Prentice- Hall of india, 2008.
Lua MLA (9ú heag.)Sastry S.S. Introductory Methods Of Numerical Analysis. 4 ed. Prentice- Hall of india, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.