APA (7th ed.) Citation

Freemantle, D. (1993). Incredible customer service: The final test. McGraw-Hill.

Chicago Style (17th ed.) Citation

Freemantle, David. Incredible Customer Service: The Final Test. London: McGraw-Hill, 1993.

MLA (9th ed.) Citation

Freemantle, David. Incredible Customer Service: The Final Test. McGraw-Hill, 1993.