Wilson, L., & Wilson, H. (1994). Stop selling, start partnering: The new thinking about finding and keeping customers. Omneo.
Chicago Style aipamenaWilson, Larry, and Hersch Wilson. Stop Selling, Start Partnering: The New Thinking About Finding and Keeping Customers. Essex Junction, VT: Omneo, 1994.
MLA aipamenaWilson, Larry, and Hersch Wilson. Stop Selling, Start Partnering: The New Thinking About Finding and Keeping Customers. Omneo, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.