Incoming Resources
- Zondervan, Grand Rapids, Mich., c2007
- Baker Books, Grand Rapids, Mich., 2000?, c1998
- Blink, Grand Rapids, Mich., 2018
- Zondervan, Grand Rapids, Mich., c2013
- Zondervan, Grand Rapids, Mich., ©2010
- Zondervan, Grand Rapids, Mich., c2012
- Zondervan, Grand Rapids, Mich., ©2011
- Revell, Grand Rapids, Mich., c2013
- Revell, Grand Rapids, Mich., ©2009