Jacobs, W. W. Night Watches Complete Series.
Chicago-čujuhus (17. p.)Jacobs, W. W. Night Watches Complete Series.
MLA-čujuhus (9. p.)Jacobs, W. W. Night Watches Complete Series.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.