APA (7th ed.) Citation

BLANCHARD, HODGES, & HYBELS. (1999). Leadership by the book: Tools to transform your workplace. William Morrow and Company.

Chicago Style (17th ed.) Citation

BLANCHARD, HODGES, and HYBELS. Leadership by the Book: Tools to Transform Your Workplace. New York: William Morrow and Company, 1999.

MLA (9th ed.) Citation

BLANCHARD, et al. Leadership by the Book: Tools to Transform Your Workplace. William Morrow and Company, 1999.