Cita APA (7th ed.)

American Marketing Association & Donath, B. (1995). Managing sales leads: How to turn every prospect into a customer. NTC Business Books.

Cita Chicago (17th ed.)

American Marketing Association i Bob Donath. Managing Sales Leads: How to Turn Every Prospect into a Customer. Lincolnwood, Ill: NTC Business Books, 1995.

Cita MLA (9th ed.)

American Marketing Association i Bob Donath. Managing Sales Leads: How to Turn Every Prospect into a Customer. NTC Business Books, 1995.