Workplace Learning & Skills Bulletin. Education Publishing Worldwide.
Chicago-čujuhus (17. p.)Workplace Learning & Skills Bulletin. Education Publishing Worldwide.
MLA-čujuhus (9. p.)Workplace Learning & Skills Bulletin. Education Publishing Worldwide.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.