APA Citatie

Clifford, C., & Christine Clifford. Let's close a deal: Turn contacts into paying customers for your company, product, service or cause. Hoboken, New Jersey: Wiley.

Chicago Style citaat

Clifford, Christine, en Christine Clifford. Let's Close a Deal: Turn Contacts Into Paying Customers for Your Company, Product, Service or Cause. Hoboken, New Jersey: Wiley.

MLA citatie

Clifford, Christine, en Christine Clifford. Let's Close a Deal: Turn Contacts Into Paying Customers for Your Company, Product, Service or Cause. Hoboken, New Jersey: Wiley.