APA (7th ed.) Citation

McKenna, C. (1998). Powerful communication skills: How to communicate with confidence. Career Press.

Chicago Style (17th ed.) Citation

McKenna, Colleen. Powerful Communication Skills: How to Communicate with Confidence. Franklin Lakes, NJ: Career Press, 1998.

MLA (9th ed.) Citation

McKenna, Colleen. Powerful Communication Skills: How to Communicate with Confidence. Career Press, 1998.

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