APA (7th ed.) Citation

Safire, L., & Safire, W. (1989). Words of wisdom: More good advice. Simon and Schuster.

Chicago Style (17th ed.) Citation

Safire, Leonard, and William Safire. Words of Wisdom: More Good Advice. New York: Simon and Schuster, 1989.

MLA (9th ed.) Citation

Safire, Leonard, and William Safire. Words of Wisdom: More Good Advice. Simon and Schuster, 1989.