APA (7th ed.) Citation

Hale, G. A. (1996). The Leader's edge: Mastering the five skills of breakthrough thinking. McGraw-Hill-Companies.

Chicago Style (17th ed.) Citation

Hale, Guy A. The Leader's Edge: Mastering the Five Skills of Breakthrough Thinking. McGraw-Hill-Companies, 1996.

MLA (8th ed.) Citation

Hale, Guy A. The Leader's Edge: Mastering the Five Skills of Breakthrough Thinking. McGraw-Hill-Companies, 1996.

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