Naylor Mary. (2002). Customer Chemistry: How to keep the customers you want-- and say "good-bye" to the ones you don't (Tata McGraw Hill Edition.). Tata McGraw Hill Publishing Ltd.
Cita Chicago (17th ed.)Naylor Mary. Customer Chemistry: How to Keep the Customers You Want-- and Say "Good-bye" to the Ones You Don't. Tata McGraw Hill Edition. New Dehli ,india: Tata McGraw Hill Publishing Ltd, 2002.
Cita MLA (9th ed.)Naylor Mary. Customer Chemistry: How to Keep the Customers You Want-- and Say "Good-bye" to the Ones You Don't. Tata McGraw Hill Edition. Tata McGraw Hill Publishing Ltd, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.