APA (7 ম সংস্করণ) উদ্ধৃতি

Locke, E. A., & Kirkpatrick, S. The essence of leadership: The four keys to leading successfully. Lexington Books, c1991.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Locke, Edwin A., এবং Shelley Kirkpatrick. The Essence of Leadership: The Four Keys to Leading Successfully. New York: Lexington Books, c1991.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Locke, Edwin A., এবং Shelley Kirkpatrick. The Essence of Leadership: The Four Keys to Leading Successfully. Lexington Books, c1991.