APA (7th ed.) Citation

McKenna, C. (2004). Powerful Communication Skills: Berkomunikasi secara Cerdas. elex media komputindo.

Chicago Style (17th ed.) Citation

McKenna, Collen. Powerful Communication Skills: Berkomunikasi Secara Cerdas. elex media komputindo, 2004.

MLA (8th ed.) Citation

McKenna, Collen. Powerful Communication Skills: Berkomunikasi Secara Cerdas. elex media komputindo, 2004.

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