BATRA PRAMOD. (2001). SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. THINK INCORPORTED.
Cita Chicago (17th ed.)BATRA PRAMOD. SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. NEW DELHI: THINK INCORPORTED, 2001.
Cita MLA (9th ed.)BATRA PRAMOD. SIMPLE WAYS TO MANAGE YOUR SERVICE CUSTOMERS. THINK INCORPORTED, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.