Gay, R. Online marketing.
Chicago-čujuhus (17. p.)Gay, Richard. Online Marketing.
MLA-čujuhus (9. p.)Gay, Richard. Online Marketing.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
Gay, R. Online marketing.
Chicago-čujuhus (17. p.)Gay, Richard. Online Marketing.
MLA-čujuhus (9. p.)Gay, Richard. Online Marketing.