Peelen, e. (2022). Customer relationship management. Persson india education services.
Chicago-čujuhus (17. p.)Peelen, ed. Customer Relationship Management. Noida: Persson india education services, 2022.
MLA-čujuhus (9. p.)Peelen, ed. Customer Relationship Management. Persson india education services, 2022.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.