Lucas Otto. 51 Greatest Modern Heroes. Jaico Publishing House.
Chicago-čujuhus (17. p.)Lucas Otto. 51 Greatest Modern Heroes. Jaico Publishing House.
MLA-čujuhus (9. p.)Lucas Otto. 51 Greatest Modern Heroes. Jaico Publishing House.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.