Steven, J. (2000). E-mail Marketing. John Wiley & Sons.
Chicago-čujuhus (17. p.)Steven, Jim. E-mail Marketing. New York: John Wiley & Sons, 2000.
MLA-čujuhus (9. p.)Steven, Jim. E-mail Marketing. John Wiley & Sons, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.