APA (7th ed.) Citation

COVEY, S. R. (1991). Principle-centered Leadership / Stephen R. Covey. Simon & Schuster.

Chicago Style (17th ed.) Citation

COVEY, Stephen R. Principle-centered Leadership / Stephen R. Covey. Simon & Schuster, 1991.

MLA (8th ed.) Citation

COVEY, Stephen R. Principle-centered Leadership / Stephen R. Covey. Simon & Schuster, 1991.

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