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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (9ú heag.)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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.