Fiddes, P. (1991). BARTH,KARL - CENTENARY ESSAYS - SYKES,SW, EDITOR.
Chicago-čujuhus (17. p.)Fiddes, P. BARTH,KARL - CENTENARY ESSAYS - SYKES,SW, EDITOR. 1991.
MLA-čujuhus (9. p.)Fiddes, P. BARTH,KARL - CENTENARY ESSAYS - SYKES,SW, EDITOR. 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.