- Author: Robert Eaker, Mike Hagadone, Janel Keating, Meagan Rhoades
- Language: English
- Year: 2021
- Author: Robert Eaker, Richard DuFour
- Language: English
- Year: 2015
- Author: Richard DuFour, Robert Eaker
- Language: English
- Year: 2010
- Author: Robert Eaker, Janel Keating
- Language: English
- Year: 2011