APA-referens (7:e uppl.)

(1995). Managing Sales Leads How To Turn Every Prospect Into A Costumer Bob Donath ... [et Al.]. NTC Business Books.

Chicago-referens (17:e uppl.)

Managing Sales Leads How To Turn Every Prospect Into A Costumer Bob Donath ... [et Al.]. NTC Business Books, 1995.

MLA-referens (8:e uppl.)

Managing Sales Leads How To Turn Every Prospect Into A Costumer Bob Donath ... [et Al.]. NTC Business Books, 1995.