Coulter, C. (2003). Penwyth curse. Jove Books.
Chicago-čujuhus (17. p.)Coulter, Catherine. Penwyth Curse. New York: Jove Books, 2003.
MLA-čujuhus (9. p.)Coulter, Catherine. Penwyth Curse. Jove Books, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.