APA (7th ed.) Citation

Harkins & Swift. (2009). In search of leadership: How great leaders answer the question "why lead?". McGraw-Hill.

Chicago Style (17th ed.) Citation

Harkins and Swift. In Search of Leadership: How Great Leaders Answer the Question "Why Lead?". New York: McGraw-Hill, 2009.

MLA (8th ed.) Citation

Harkins and Swift. In Search of Leadership: How Great Leaders Answer the Question "Why Lead?". McGraw-Hill, 2009.