Ten Lessons to Transform Your Marriage by John Gottman and Nan Silver

 http://www.amazon.com/Lessons-Transform-Your-Marriage-Strengthening/dp/1400050197/ref=pd_bbs_sr_3?ie=UTF8&s=books&qid=1223169238&sr=8-3

Not Just Friends, by Shirley Glass

https://gottmancatalog.orderport.net/1450/productpage.asp?id=1079

The Relationship Cure, by John Gottman

https://gottmancatalog.orderport.net/1450/productpage.asp?id=1063

Anger: The Misunderstood Emotion , by Carol Tavris

https://gottmancatalog.orderport.net/1450/productpage.asp?id=2572

Blink by Malcolm Gladwell

https://gottmancatalog.orderport.net/1450/productpage.asp?id=1041