Fragasso, P. (2008). Marketing for rainmakers: 52 rules of engagement to attract and retain customers for life. John Wiley & Sons.
শিকাগো স্টাইলে সাইটেশনFragasso, Philip. Marketing for Rainmakers: 52 Rules of Engagement to Attract and Retain Customers for Life. John Wiley & Sons, 2008.
এমএলএ সাইটেশনFragasso, Philip. Marketing for Rainmakers: 52 Rules of Engagement to Attract and Retain Customers for Life. John Wiley & Sons, 2008.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.