Shakuntala devi. (1979). Figuring the joy of numbers. Coronet Books.
Lua i Stíl Chicago (17ú heag.)Shakuntala devi. Figuring the Joy of Numbers. London: Coronet Books, 1979.
Lua MLA (9ú heag.)Shakuntala devi. Figuring the Joy of Numbers. Coronet Books, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.