Dutta Arup Kumar. (1997). The Crystal Cave. National Book Trust.
Chicago-čujuhus (17. p.)Dutta Arup Kumar. The Crystal Cave. New Delhi: National Book Trust, 1997.
MLA-čujuhus (9. p.)Dutta Arup Kumar. The Crystal Cave. National Book Trust, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.