APA (7th ed.) Citation

Dale Carnegie Training (Firm). (2009). Leadership mastery: How to challenge yourself and others to greatness. Simon & Schuster.

Chicago Style (17th ed.) Citation

Dale Carnegie Training (Firm). Leadership Mastery: How to Challenge Yourself and Others to Greatness. New York: Simon & Schuster, 2009.

MLA (8th ed.) Citation

Dale Carnegie Training (Firm). Leadership Mastery: How to Challenge Yourself and Others to Greatness. Simon & Schuster, 2009.

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