APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.