Das Shashiprabha. Pappu's Problem. National Book Trust.
Lua i Stíl Chicago (17ú heag.)Das Shashiprabha. Pappu's Problem. 2004 2004: National Book Trust.
Lua MLA (9ú heag.)Das Shashiprabha. Pappu's Problem. National Book Trust.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.