EBSCO. Business Periodicals Backfile DY. EBSCO.
Chicago-čujuhus (17. p.)EBSCO. Business Periodicals Backfile DY. USA: EBSCO.
MLA-čujuhus (9. p.)EBSCO. Business Periodicals Backfile DY. EBSCO.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.