Datta, K. (1957). Biography of Kunwar Singh and Amar Singh. K.P. Jayaswal Research Institute.
Lua i Stíl Chicago (17ú heag.)Datta, Kalikinkar. Biography of Kunwar Singh and Amar Singh. Patna: K.P. Jayaswal Research Institute, 1957.
Lua MLA (8ú heag.)Datta, Kalikinkar. Biography of Kunwar Singh and Amar Singh. K.P. Jayaswal Research Institute, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.