APA (7th ed.) Citation

(1997). How to develop powerful telephone skills /. The Partnell Corporation.

Chicago Style (17th ed.) Citation

How to Develop Powerful Telephone Skills /. Chicago: The Partnell Corporation, 1997.

MLA (8th ed.) Citation

How to Develop Powerful Telephone Skills /. The Partnell Corporation, 1997.

Warning: These citations may not always be 100% accurate.