APA (7th ed.) Citation

Safire, W., & Safir, L. (1990). Leadership. Simon and Schuster.

Chicago Style (17th ed.) Citation

Safire, William, and Leonard Safir. Leadership. New York: Simon and Schuster, 1990.

MLA (8th ed.) Citation

Safire, William, and Leonard Safir. Leadership. Simon and Schuster, 1990.

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