Barrett, E. (1969). The great conflict. Gil Publication.
Chicago-čujuhus (17. p.)Barrett, Ethel. The Great Conflict. Gil Publication, 1969.
MLA-čujuhus (9. p.)Barrett, Ethel. The Great Conflict. Gil Publication, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.