Anderson, D. (2007). How to deal with difficult customers: 10 simple strategies for selling to the stubborn, obnoxious, and belligerent. Hoboken, N.J: Wiley.
শিকাগো স্টাইলে সাইটেশনAnderson, Dave. How to Deal With Difficult Customers: 10 Simple Strategies for Selling to the Stubborn, Obnoxious, and Belligerent. Hoboken, N.J: Wiley, 2007.
এমএলএ সাইটেশনAnderson, Dave. How to Deal With Difficult Customers: 10 Simple Strategies for Selling to the Stubborn, Obnoxious, and Belligerent. Hoboken, N.J: Wiley, 2007.
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