Bell, L. Longfellow. Penguin books.
Chicago-čujuhus (17. p.)Bell, Lawrence. Longfellow. New York: Penguin books.
MLA-čujuhus (9. p.)Bell, Lawrence. Longfellow. Penguin books.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.