APA

Blanchard K. H., Hybels B. & Hodges P. (1999). Leadership by the book. Colorado Springs, CO: WaterBrook Press.

Chicago

Blanchard Kenneth H, Hybels Bill and Hodges Phil. 1999. Leadership by the book. Colorado Springs, CO: WaterBrook Press.

Harvard

Blanchard K. H., Hybels B. and Hodges P. (1999). Leadership by the book. Colorado Springs, CO: WaterBrook Press.

MLA

Blanchard Kenneth H, Hybels Bill and Hodges Phil. Leadership by the book. Colorado Springs, CO: WaterBrook Press. 1999.