BATRA PRAMOD. (2001). SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. THINK INCORPORTED.
Chicago Style (17. basım) AtıfBATRA PRAMOD. SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. NEW DELHI: THINK INCORPORTED, 2001.
MLA (9th ed.) AtıfBATRA PRAMOD. SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. THINK INCORPORTED, 2001.
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