APA (7th ed.) Citation

DiJulius, J. R. (2008). What's the secret?: To providing a world-class customer experience. John Wiley & Sons.

Chicago Style (17th ed.) Citation

DiJulius, John R. What's the Secret?: To Providing a World-class Customer Experience. Hoboken, N.J: John Wiley & Sons, 2008.

MLA (8th ed.) Citation

DiJulius, John R. What's the Secret?: To Providing a World-class Customer Experience. John Wiley & Sons, 2008.